diff --git a/MiraiNotes.Core/MiraiNotes.Core.csproj b/MiraiNotes.Core/MiraiNotes.Core.csproj
index 0f97451d..69941e56 100644
--- a/MiraiNotes.Core/MiraiNotes.Core.csproj
+++ b/MiraiNotes.Core/MiraiNotes.Core.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="Refit" Version="4.7.9" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="4.7.0" />
   </ItemGroup>