diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b38486..e0da5ed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,21 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 -
 
+## [1.8.5] - 2023-04-03
+
+### Changed in 1.8.5
+
+- In `Dockerfile`, updated FROM instruction to `BASE_IMAGE=debian:11.6-slim@sha256:7acda01e55b086181a6fa596941503648e423091ca563258e2c1657d140355b1`
+- In `requirements.txt`, updated:
+  - azure-servicebus==7.8.3
+  - boto3==1.26.104
+  - confluent-kafka==2.0.2
+  - fastavro==1.7.3
+  - fastparquet==2023.2.0
+  - pandas==2.0.0
+  - pyarrow==11.0.0
+  - websockets==11.0
+
 ## [1.8.4] - 2023-01-12
 
 ### Changed in 1.8.4
diff --git a/Dockerfile b/Dockerfile
index 92e1894..7f8b314 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,11 @@
-ARG BASE_IMAGE=debian:11.6-slim@sha256:98d3b4b0cee264301eb1354e0b549323af2d0633e1c43375d0b25c01826b6790
+ARG BASE_IMAGE=debian:11.6-slim@sha256:7acda01e55b086181a6fa596941503648e423091ca563258e2c1657d140355b1
 FROM ${BASE_IMAGE}
 
-ENV REFRESHED_AT=2023-01-12
+ENV REFRESHED_AT=2023-04-03
 
 LABEL Name="senzing/stream-producer" \
       Maintainer="support@senzing.com" \
-      Version="1.8.4"
+      Version="1.8.5"
 
 HEALTHCHECK CMD ["/app/healthcheck.sh"]
 
diff --git a/stream-producer.py b/stream-producer.py
index 72f8949..2271041 100755
--- a/stream-producer.py
+++ b/stream-producer.py
@@ -40,9 +40,9 @@
 # Metadata.
 
 __all__ = []
-__version__ = "1.8.4"  # See https://www.python.org/dev/peps/pep-0396/
+__version__ = "1.8.5"  # See https://www.python.org/dev/peps/pep-0396/
 __date__ = '2020-07-07'
-__updated__ = '2023-01-12'
+__updated__ = '2023-04-03'
 
 # See https://github.com/Senzing/knowledge-base/blob/main/lists/senzing-product-ids.md
 SENZING_PRODUCT_ID = "5014"