diff --git a/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-composite.template b/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-composite.template
index 092ba5cbf..43b24e681 100644
--- a/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-composite.template
+++ b/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-composite.template
@@ -5,7 +5,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=dotnet \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-slim.Dockerfile b/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-slim.Dockerfile
index f4c167c0e..55eb067d1 100644
--- a/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-slim.Dockerfile
+++ b/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet-slim.Dockerfile
@@ -42,7 +42,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=dotnet \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet.Dockerfile b/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet.Dockerfile
index e23feca03..a83a8e4f8 100644
--- a/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet.Dockerfile
+++ b/host/4/bullseye/amd64/dotnet/dotnet-inproc/dotnet.Dockerfile
@@ -42,7 +42,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=dotnet \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-composite.template b/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-composite.template
index 7d7878817..c157e21b1 100644
--- a/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-composite.template
+++ b/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-composite.template
@@ -8,7 +8,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=dotnet-isolated \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-slim.Dockerfile b/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-slim.Dockerfile
index caab287bb..a80bdc783 100644
--- a/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-slim.Dockerfile
+++ b/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated-slim.Dockerfile
@@ -42,7 +42,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=dotnet-isolated \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated.Dockerfile b/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated.Dockerfile
index a1eee642a..007fc156e 100644
--- a/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated.Dockerfile
+++ b/host/4/bullseye/amd64/dotnet/dotnet-isolated/dotnet-isolated.Dockerfile
@@ -42,7 +42,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=dotnet-isolated \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/java/java11/java11-composite.template b/host/4/bullseye/amd64/java/java11/java11-composite.template
index bfb3f50d6..594e6417c 100644
--- a/host/4/bullseye/amd64/java/java11/java11-composite.template
+++ b/host/4/bullseye/amd64/java/java11/java11-composite.template
@@ -10,7 +10,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=java \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/java/java11/java11-slim.Dockerfile b/host/4/bullseye/amd64/java/java11/java11-slim.Dockerfile
index 8e3062e16..a4e8189e8 100644
--- a/host/4/bullseye/amd64/java/java11/java11-slim.Dockerfile
+++ b/host/4/bullseye/amd64/java/java11/java11-slim.Dockerfile
@@ -45,7 +45,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=java \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/java/java11/java11.Dockerfile b/host/4/bullseye/amd64/java/java11/java11.Dockerfile
index 8e3062e16..a4e8189e8 100644
--- a/host/4/bullseye/amd64/java/java11/java11.Dockerfile
+++ b/host/4/bullseye/amd64/java/java11/java11.Dockerfile
@@ -45,7 +45,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=java \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/java/java8/java8-composite.template b/host/4/bullseye/amd64/java/java8/java8-composite.template
index 70e9926b0..c10642d96 100644
--- a/host/4/bullseye/amd64/java/java8/java8-composite.template
+++ b/host/4/bullseye/amd64/java/java8/java8-composite.template
@@ -10,7 +10,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=java \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/java/java8/java8-slim.Dockerfile b/host/4/bullseye/amd64/java/java8/java8-slim.Dockerfile
index fc1137b91..3cb2133b7 100644
--- a/host/4/bullseye/amd64/java/java8/java8-slim.Dockerfile
+++ b/host/4/bullseye/amd64/java/java8/java8-slim.Dockerfile
@@ -44,7 +44,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=java \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/java/java8/java8.Dockerfile b/host/4/bullseye/amd64/java/java8/java8.Dockerfile
index fc1137b91..3cb2133b7 100644
--- a/host/4/bullseye/amd64/java/java8/java8.Dockerfile
+++ b/host/4/bullseye/amd64/java/java8/java8.Dockerfile
@@ -44,7 +44,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=java \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/node/node14/node14-composite.template b/host/4/bullseye/amd64/node/node14/node14-composite.template
index 0163c98b7..7a51788ee 100644
--- a/host/4/bullseye/amd64/node/node14/node14-composite.template
+++ b/host/4/bullseye/amd64/node/node14/node14-composite.template
@@ -20,7 +20,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=node \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/node/node14/node14-slim.Dockerfile b/host/4/bullseye/amd64/node/node14/node14-slim.Dockerfile
index f66ce95d4..3053e4ab4 100644
--- a/host/4/bullseye/amd64/node/node14/node14-slim.Dockerfile
+++ b/host/4/bullseye/amd64/node/node14/node14-slim.Dockerfile
@@ -48,7 +48,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=node \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/node/node14/node14.Dockerfile b/host/4/bullseye/amd64/node/node14/node14.Dockerfile
index c832a83c7..f7483170a 100644
--- a/host/4/bullseye/amd64/node/node14/node14.Dockerfile
+++ b/host/4/bullseye/amd64/node/node14/node14.Dockerfile
@@ -57,7 +57,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=node \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/node/node16/node16-composite.template b/host/4/bullseye/amd64/node/node16/node16-composite.template
index e03823cd7..ba96fb0f7 100644
--- a/host/4/bullseye/amd64/node/node16/node16-composite.template
+++ b/host/4/bullseye/amd64/node/node16/node16-composite.template
@@ -20,7 +20,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=node \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/node/node16/node16-slim.Dockerfile b/host/4/bullseye/amd64/node/node16/node16-slim.Dockerfile
index c2b9fb4e7..9a88428b0 100644
--- a/host/4/bullseye/amd64/node/node16/node16-slim.Dockerfile
+++ b/host/4/bullseye/amd64/node/node16/node16-slim.Dockerfile
@@ -48,7 +48,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=node \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/node/node16/node16.Dockerfile b/host/4/bullseye/amd64/node/node16/node16.Dockerfile
index c99726e74..8c4681db0 100644
--- a/host/4/bullseye/amd64/node/node16/node16.Dockerfile
+++ b/host/4/bullseye/amd64/node/node16/node16.Dockerfile
@@ -57,7 +57,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     HOME=/home \
     FUNCTIONS_WORKER_RUNTIME=node \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/powershell/powershell7-appservice.Dockerfile b/host/4/bullseye/amd64/powershell/powershell7-appservice.Dockerfile
index e75669e21..80246cdfa 100644
--- a/host/4/bullseye/amd64/powershell/powershell7-appservice.Dockerfile
+++ b/host/4/bullseye/amd64/powershell/powershell7-appservice.Dockerfile
@@ -53,7 +53,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     FUNCTIONS_WORKER_RUNTIME=powershell \
     FUNCTIONS_WORKER_RUNTIME_VERSION=~7 \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/powershell/powershell7-slim.Dockerfile b/host/4/bullseye/amd64/powershell/powershell7-slim.Dockerfile
index 42cb4b80b..25d62e5bc 100644
--- a/host/4/bullseye/amd64/powershell/powershell7-slim.Dockerfile
+++ b/host/4/bullseye/amd64/powershell/powershell7-slim.Dockerfile
@@ -50,7 +50,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     FUNCTIONS_WORKER_RUNTIME=powershell \
     FUNCTIONS_WORKER_RUNTIME_VERSION=~7 \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/powershell/powershell7.Dockerfile b/host/4/bullseye/amd64/powershell/powershell7.Dockerfile
index 42cb4b80b..25d62e5bc 100644
--- a/host/4/bullseye/amd64/powershell/powershell7.Dockerfile
+++ b/host/4/bullseye/amd64/powershell/powershell7.Dockerfile
@@ -50,7 +50,8 @@ ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
     FUNCTIONS_WORKER_RUNTIME=powershell \
     FUNCTIONS_WORKER_RUNTIME_VERSION=~7 \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Fix from https://github.com/GoogleCloudPlatform/google-cloud-dotnet-powerpack/issues/22#issuecomment-729895157
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python37/python37-composite.template b/host/4/bullseye/amd64/python/python37/python37-composite.template
index e1e5db534..4802804a8 100644
--- a/host/4/bullseye/amd64/python/python37/python37-composite.template
+++ b/host/4/bullseye/amd64/python/python37/python37-composite.template
@@ -9,7 +9,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python37/python37-slim.Dockerfile b/host/4/bullseye/amd64/python/python37/python37-slim.Dockerfile
index b3302da0d..722cd4790 100644
--- a/host/4/bullseye/amd64/python/python37/python37-slim.Dockerfile
+++ b/host/4/bullseye/amd64/python/python37/python37-slim.Dockerfile
@@ -46,7 +46,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python37/python37.Dockerfile b/host/4/bullseye/amd64/python/python37/python37.Dockerfile
index 08a6253ca..fc3989f9f 100644
--- a/host/4/bullseye/amd64/python/python37/python37.Dockerfile
+++ b/host/4/bullseye/amd64/python/python37/python37.Dockerfile
@@ -46,7 +46,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python38/python38-composite.template b/host/4/bullseye/amd64/python/python38/python38-composite.template
index f286bde29..100ef2c31 100644
--- a/host/4/bullseye/amd64/python/python38/python38-composite.template
+++ b/host/4/bullseye/amd64/python/python38/python38-composite.template
@@ -9,7 +9,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python38/python38-slim.Dockerfile b/host/4/bullseye/amd64/python/python38/python38-slim.Dockerfile
index b0514c2fa..556003d1b 100644
--- a/host/4/bullseye/amd64/python/python38/python38-slim.Dockerfile
+++ b/host/4/bullseye/amd64/python/python38/python38-slim.Dockerfile
@@ -46,7 +46,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python38/python38.Dockerfile b/host/4/bullseye/amd64/python/python38/python38.Dockerfile
index b4e355050..f428366ff 100644
--- a/host/4/bullseye/amd64/python/python38/python38.Dockerfile
+++ b/host/4/bullseye/amd64/python/python38/python38.Dockerfile
@@ -46,7 +46,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python39/python39-composite.template b/host/4/bullseye/amd64/python/python39/python39-composite.template
index 9ee35088a..263f7fc47 100644
--- a/host/4/bullseye/amd64/python/python39/python39-composite.template
+++ b/host/4/bullseye/amd64/python/python39/python39-composite.template
@@ -9,7 +9,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python39/python39-slim.Dockerfile b/host/4/bullseye/amd64/python/python39/python39-slim.Dockerfile
index 7cc36d546..9da205a33 100644
--- a/host/4/bullseye/amd64/python/python39/python39-slim.Dockerfile
+++ b/host/4/bullseye/amd64/python/python39/python39-slim.Dockerfile
@@ -46,7 +46,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \
diff --git a/host/4/bullseye/amd64/python/python39/python39.Dockerfile b/host/4/bullseye/amd64/python/python39/python39.Dockerfile
index fc98a0262..a2255b801 100644
--- a/host/4/bullseye/amd64/python/python39/python39.Dockerfile
+++ b/host/4/bullseye/amd64/python/python39/python39.Dockerfile
@@ -46,7 +46,8 @@ ENV LANG=C.UTF-8 \
     ASPNETCORE_URLS=http://+:80 \
     DOTNET_RUNNING_IN_CONTAINER=true \
     DOTNET_USE_POLLING_FILE_WATCHER=true \
-    HOST_VERSION=${HOST_VERSION}
+    HOST_VERSION=${HOST_VERSION} \
+    ASPNETCORE_CONTENTROOT=/azure-functions-host
 
 # Install Python dependencies
 RUN apt-get update && \