diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c02bebc..b8b12e71 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-datastore/#history
 
+
+## [2.8.3](https://github.com/googleapis/python-datastore/compare/v2.8.2...v2.8.3) (2022-10-10)
+
+### Bug Fixes
+
+* **deps:** Allow protobuf 3.19.5 ([#372](https://github.com/googleapis/python-datastore/issues/372)) ([9305154](https://github.com/googleapis/python-datastore/commit/9305154e8853f9038506c86163dfb4cde36c0d8e))
+
 ## [2.8.2](https://github.com/googleapis/python-datastore/compare/v2.8.1...v2.8.2) (2022-10-03)
 
 
diff --git a/google/cloud/datastore/version.py b/google/cloud/datastore/version.py
index 839a77a1..047a55ad 100644
--- a/google/cloud/datastore/version.py
+++ b/google/cloud/datastore/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.8.2"
+__version__ = "2.8.3"
diff --git a/setup.py b/setup.py
index 4001b3e5..f5eec96d 100644
--- a/setup.py
+++ b/setup.py
@@ -38,7 +38,7 @@
     # https://github.com/googleapis/google-cloud-python/issues/10566
     "google-cloud-core >= 1.4.0, <3.0.0dev",
     "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 5b0708c7..b7914098 100644
--- a/testing/constraints-3.7.txt
+++ b/testing/constraints-3.7.txt
@@ -9,4 +9,4 @@ google-api-core==1.31.5
 google-cloud-core==1.4.0
 proto-plus==1.22.0
 libcst==0.2.5
-protobuf==3.20.2
+protobuf==3.19.5