diff --git a/src/Fireasy.Web.Sockets/Fireasy.Web.Sockets.csproj b/src/Fireasy.Web.Sockets/Fireasy.Web.Sockets.csproj
index 3471041..2019afd 100644
--- a/src/Fireasy.Web.Sockets/Fireasy.Web.Sockets.csproj
+++ b/src/Fireasy.Web.Sockets/Fireasy.Web.Sockets.csproj
@@ -22,7 +22,7 @@
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.1.0" />
-    <PackageReference Include="Microsoft.AspNetCore.WebSockets" Version="2.1.0" />
+    <PackageReference Include="Microsoft.AspNetCore.WebSockets" Version="2.1.7" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Fireasy.Common\Fireasy.Common.csproj" />