diff --git a/CHANGELOG.md b/CHANGELOG.md
index a95b5262..7abdc9cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-automl/#history
 
+## [2.8.3](https://github.com/googleapis/python-automl/compare/v2.8.2...v2.8.3) (2022-10-07)
+
+
+### Bug Fixes
+
+* **deps:** Allow protobuf 3.19.5 ([#444](https://github.com/googleapis/python-automl/issues/444)) ([501d8bf](https://github.com/googleapis/python-automl/commit/501d8bf4c14609a3d55b3dd16afc4e327bdec37d))
+
 ## [2.8.2](https://github.com/googleapis/python-automl/compare/v2.8.1...v2.8.2) (2022-10-03)
 
 
diff --git a/samples/beta/requirements.txt b/samples/beta/requirements.txt
index 0f42d615..35310ab9 100644
--- a/samples/beta/requirements.txt
+++ b/samples/beta/requirements.txt
@@ -1 +1 @@
-google-cloud-automl==2.8.1
+google-cloud-automl==2.8.2
diff --git a/samples/snippets/requirements-test.txt b/samples/snippets/requirements-test.txt
index 6759e75e..3bc76cee 100644
--- a/samples/snippets/requirements-test.txt
+++ b/samples/snippets/requirements-test.txt
@@ -1,2 +1,2 @@
-backoff==2.1.2
+backoff==2.2.1
 pytest==7.1.3
diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 528dfbb6..f4a39a2b 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1,3 +1,3 @@
-google-cloud-translate==3.8.2
+google-cloud-translate==3.8.3
 google-cloud-storage==2.5.0
-google-cloud-automl==2.8.1
+google-cloud-automl==2.8.2
diff --git a/samples/tables/requirements-test.txt b/samples/tables/requirements-test.txt
index 490e6667..1ccb4e09 100644
--- a/samples/tables/requirements-test.txt
+++ b/samples/tables/requirements-test.txt
@@ -1,2 +1,2 @@
 pytest==7.1.3
-backoff==2.1.2
\ No newline at end of file
+backoff==2.2.1
\ No newline at end of file
diff --git a/samples/tables/requirements.txt b/samples/tables/requirements.txt
index 0f42d615..35310ab9 100644
--- a/samples/tables/requirements.txt
+++ b/samples/tables/requirements.txt
@@ -1 +1 @@
-google-cloud-automl==2.8.1
+google-cloud-automl==2.8.2
diff --git a/setup.py b/setup.py
index da5620c3..65da447a 100644
--- a/setup.py
+++ b/setup.py
@@ -19,12 +19,12 @@
 
 name = "google-cloud-automl"
 description = "Cloud AutoML API client library"
-version = "2.8.2"
+version = "2.8.3"
 release_status = "Development Status :: 5 - Production/Stable"
 dependencies = [
     "google-api-core[grpc] >= 1.32.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
-    "protobuf >= 3.20.2, <5.0.0dev",
+    "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
 ]
 extras = {
     "libcst": "libcst >= 0.2.5",
diff --git a/testing/constraints-3.7.txt b/testing/constraints-3.7.txt
index 5639db4c..5ebdbc8e 100644
--- a/testing/constraints-3.7.txt
+++ b/testing/constraints-3.7.txt
@@ -10,4 +10,4 @@ proto-plus==1.22.0
 libcst==0.2.5
 pandas==1.0.5
 google-cloud-storage==1.18.0
-protobuf==3.20.2
\ No newline at end of file
+protobuf==3.19.5
\ No newline at end of file