diff --git a/SeafClient/SeafClient.csproj b/SeafClient/SeafClient.csproj
index f2b6450..2de95fa 100644
--- a/SeafClient/SeafClient.csproj
+++ b/SeafClient/SeafClient.csproj
@@ -12,7 +12,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 
   <ItemGroup>