diff --git a/Babel/packages.config b/Babel/packages.config
index 7378e11..33b09b4 100644
--- a/Babel/packages.config
+++ b/Babel/packages.config
@@ -10,7 +10,7 @@
   <package id="Google.Cloud.Translate.V3" version="2.0.0" targetFramework="net461" />
   <package id="Google.Cloud.Vision.V1" version="2.0.0" targetFramework="net461" />
   <package id="Google.LongRunning" version="2.0.0" targetFramework="net461" />
-  <package id="Google.Protobuf" version="3.12.4" targetFramework="net461" />
+  <package id="Google.Protobuf" version="3.15.0" targetFramework="net461" />
   <package id="Grpc.Auth" version="2.31.0" targetFramework="net461" />
   <package id="Grpc.Core" version="2.31.0" targetFramework="net461" />
   <package id="Grpc.Core.Api" version="2.31.0" targetFramework="net461" />