diff --git a/example/Framework472.EncryptDemo/packages.config b/example/Framework472.EncryptDemo/packages.config
index a75532f..5eaa239 100644
--- a/example/Framework472.EncryptDemo/packages.config
+++ b/example/Framework472.EncryptDemo/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
 </packages>
\ No newline at end of file
diff --git a/src/NETCore.Encrypt/NETCore.Encrypt.csproj b/src/NETCore.Encrypt/NETCore.Encrypt.csproj
index d22f222..2ee9652 100644
--- a/src/NETCore.Encrypt/NETCore.Encrypt.csproj
+++ b/src/NETCore.Encrypt/NETCore.Encrypt.csproj
@@ -29,7 +29,7 @@
 
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
 </Project>
\ No newline at end of file