diff --git a/Extractor/Extractor.csproj b/Extractor/Extractor.csproj
index 7d205032..d7a464eb 100644
--- a/Extractor/Extractor.csproj
+++ b/Extractor/Extractor.csproj
@@ -22,7 +22,7 @@
     <PackageReference Include="MQTTnet" Version="4.3.6.1152" />
     <PackageReference Include="System.Text.Json" Version="8.0.4" />
     <PackageReference Include="Nito.AsyncEx" Version="5.1.2" />
-    <PackageReference Include="Google.Protobuf" Version="3.27.2" />
+    <PackageReference Include="Google.Protobuf" Version="3.27.3" />
   </ItemGroup>
   <!--ItemGroup>
     <None Include="$(SolutionDir)config\**" CopyToOutputDirectory="Always" LinkBase="config\" />
diff --git a/MQTTCDFBridge/MQTTCDFBridge.csproj b/MQTTCDFBridge/MQTTCDFBridge.csproj
index a3d288f6..8f6fa851 100644
--- a/MQTTCDFBridge/MQTTCDFBridge.csproj
+++ b/MQTTCDFBridge/MQTTCDFBridge.csproj
@@ -11,6 +11,6 @@
     <PackageReference Include="Cognite.ExtractorUtils" Version="1.24.3" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="MQTTnet" Version="4.3.6.1152" />
-    <PackageReference Include="Google.Protobuf" Version="3.27.2" />
+    <PackageReference Include="Google.Protobuf" Version="3.27.3" />
   </ItemGroup>
 </Project>
\ No newline at end of file