diff --git a/SRModule/packages.config b/SRModule/packages.config
index 076023a..7620d46 100644
--- a/SRModule/packages.config
+++ b/SRModule/packages.config
@@ -10,7 +10,7 @@
   <package id="Google.Apis.Core" version="1.32.1" targetFramework="net461" />
   <package id="Google.Cloud.Speech.V1" version="1.0.1" targetFramework="net461" />
   <package id="Google.LongRunning" version="1.0.0" targetFramework="net461" />
-  <package id="Google.Protobuf" version="3.4.1" targetFramework="net461" />
+  <package id="Google.Protobuf" version="3.15.0" targetFramework="net461" />
   <package id="Grpc.Auth" version="1.6.1" targetFramework="net461" />
   <package id="Grpc.Core" version="1.6.1" targetFramework="net461" />
   <package id="NAudio" version="1.8.4" targetFramework="net461" />