diff --git a/src/Fireasy.Zero.AspNet/packages.config b/src/Fireasy.Zero.AspNet/packages.config
index 50c296d..8e05ced 100644
--- a/src/Fireasy.Zero.AspNet/packages.config
+++ b/src/Fireasy.Zero.AspNet/packages.config
@@ -13,7 +13,7 @@
   <package id="Fireasy.Redis" version="2.2.3" targetFramework="net461" />
   <package id="Fireasy.Web.EasyUI" version="2.2.3" targetFramework="net461" />
   <package id="Fireasy.Web.Mvc" version="2.2.3" targetFramework="net461" />
-  <package id="Google.Protobuf" version="3.6.1" targetFramework="net46" />
+  <package id="Google.Protobuf" version="3.15.0" targetFramework="net46" />
   <package id="jQuery" version="1.12.4" targetFramework="net452" />
   <package id="jQuery.Validation" version="1.11.1" targetFramework="net452" />
   <package id="Microsoft.AspNet.Mvc" version="5.2.7" targetFramework="net46" />