diff --git a/Directory.Packages.props b/Directory.Packages.props
index 76e10a4c..980617a2 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -73,7 +73,7 @@
   <ItemGroup>
     <PackageVersion Include="Extended.Wpf.Toolkit" Version="4.4.0" />
     <PackageVersion Include="Google.OrTools" Version="9.4.1874" />
-    <PackageVersion Include="Google.Protobuf" Version="3.21.6" />
+    <PackageVersion Include="Google.Protobuf" Version="3.21.7" />
     <PackageVersion Include="Grpc" Version="2.46.3" />
     <PackageVersion Include="Grpc.Core" Version="2.46.3" />
     <PackageVersion Include="Grpc.Core.Testing" Version="2.46.3" />
diff --git a/codelab/TaskAssigner/packages.lock.json b/codelab/TaskAssigner/packages.lock.json
index 6ac99c2e..256fd3fd 100644
--- a/codelab/TaskAssigner/packages.lock.json
+++ b/codelab/TaskAssigner/packages.lock.json
@@ -148,9 +148,9 @@
       },
       "Google.Protobuf": {
         "type": "CentralTransitive",
-        "requested": "[3.21.6, )",
-        "resolved": "3.21.6",
-        "contentHash": "HSYHFnfuTu/O4Ijy0mCW9zxLI8MJfCZJ10dk3JGPrkLaRR4LsiPKzZrrnapf2G0tP2yRMkHCl+2LKLTXqGBn2A=="
+        "requested": "[3.21.7, )",
+        "resolved": "3.21.7",
+        "contentHash": "0Q+wYqtEVjRxVbtfxXzTUzwLGMZJKqhmIgdDpwWyg8J4ykYqfPn0M60FPBcZkjiGgtJqvZp+8t2van9rxTCLWQ=="
       }
     }
   }