diff --git a/Dockerfile b/Dockerfile
index 9874795d..f29e865c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Default to using the latest version of Diffblue Cover on JDK17
 # Additional images are available for specific Diffblue Cover
 # versions and JDK versions.
-FROM diffblue/cover-cli:2024.07.04-jdk17
+FROM diffblue/internal-cover-cli:mn-tg-21593_ci-2024.08.01-snapshot-jdk17
 
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh
diff --git a/jdk11/Dockerfile b/jdk11/Dockerfile
index 8bbe6059..8486f08c 100644
--- a/jdk11/Dockerfile
+++ b/jdk11/Dockerfile
@@ -1,7 +1,7 @@
 # Default to using the latest version of Diffblue Cover on JDK11
 # Additional images are available for specific Diffblue Cover
 # versions and JDK versions.
-FROM diffblue/cover-cli:2024.07.04-jdk11
+FROM diffblue/internal-cover-cli:mn-tg-21593_ci-2024.08.01-snapshot-jdk11
 
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh
diff --git a/jdk17/Dockerfile b/jdk17/Dockerfile
index 9874795d..f29e865c 100644
--- a/jdk17/Dockerfile
+++ b/jdk17/Dockerfile
@@ -1,7 +1,7 @@
 # Default to using the latest version of Diffblue Cover on JDK17
 # Additional images are available for specific Diffblue Cover
 # versions and JDK versions.
-FROM diffblue/cover-cli:2024.07.04-jdk17
+FROM diffblue/internal-cover-cli:mn-tg-21593_ci-2024.08.01-snapshot-jdk17
 
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh
diff --git a/jdk21/Dockerfile b/jdk21/Dockerfile
index 5a7fea22..d7028921 100644
--- a/jdk21/Dockerfile
+++ b/jdk21/Dockerfile
@@ -1,7 +1,7 @@
 # Default to using the latest version of Diffblue Cover on JDK21
 # Additional images are available for specific Diffblue Cover
 # versions and JDK versions.
-FROM diffblue/cover-cli:2024.07.04-jdk21
+FROM diffblue/internal-cover-cli:mn-tg-21593_ci-2024.08.01-snapshot-jdk21
 
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh
diff --git a/jdk8/Dockerfile b/jdk8/Dockerfile
index 00123acc..8c965152 100644
--- a/jdk8/Dockerfile
+++ b/jdk8/Dockerfile
@@ -1,7 +1,7 @@
 # Default to using the latest version of Diffblue Cover on JDK8
 # Additional images are available for specific Diffblue Cover
 # versions and JDK versions.
-FROM diffblue/cover-cli:2024.07.04-jdk8
+FROM diffblue/internal-cover-cli:mn-tg-21593_ci-2024.08.01-snapshot-jdk8
 
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh