diff --git a/Ruler/Ruler.csproj b/Ruler/Ruler.csproj
index 4875506..c872fc1 100644
--- a/Ruler/Ruler.csproj
+++ b/Ruler/Ruler.csproj
@@ -21,7 +21,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>