diff --git a/Data converting/packages.config b/Data converting/packages.config
index f3db0a9..4dad520 100644
--- a/Data converting/packages.config	
+++ b/Data converting/packages.config	
@@ -2,7 +2,7 @@
 <packages>
   <package id="BouncyCastle" version="1.8.3.1" targetFramework="net472" />
   <package id="DynamicLanguageRuntime" version="1.3.0" targetFramework="net472" />
-  <package id="Google.Protobuf" version="3.6.1" targetFramework="net472" />
+  <package id="Google.Protobuf" version="3.15.0" targetFramework="net472" />
   <package id="IronPython" version="2.7.11" targetFramework="net472" />
   <package id="K4os.Compression.LZ4" version="1.1.11" targetFramework="net472" />
   <package id="K4os.Compression.LZ4.Streams" version="1.1.11" targetFramework="net472" />