diff --git a/src/Qiniu/Qiniu.csproj b/src/Qiniu/Qiniu.csproj
index ed0fe7a..009ebee 100644
--- a/src/Qiniu/Qiniu.csproj
+++ b/src/Qiniu/Qiniu.csproj
@@ -22,7 +22,7 @@
     <Folder Include="Properties\" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
   <PropertyGroup>
     <PostBuildEvent>
diff --git a/src/Qiniu/packages.config b/src/Qiniu/packages.config
index e382e85..4e2213e 100644
--- a/src/Qiniu/packages.config
+++ b/src/Qiniu/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net40" />
   <package id="NUnit" version="3.8.1" targetFramework="net40" />
 </packages>
\ No newline at end of file