diff --git a/crawler/NAS Crawler/packages.config b/crawler/NAS Crawler/packages.config
index 2a98623..547ca09 100644
--- a/crawler/NAS Crawler/packages.config	
+++ b/crawler/NAS Crawler/packages.config	
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Google.Protobuf" version="3.6.1" targetFramework="net472" />
+  <package id="Google.Protobuf" version="3.15.0" targetFramework="net472" />
   <package id="HtmlAgilityPack" version="1.8.11" targetFramework="net472" />
   <package id="MySql.Data" version="8.0.13" targetFramework="net471" />
   <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net471" />