diff --git a/samples/CosmosDbRepository.Sample/CosmosDbRepository.Sample.csproj b/samples/CosmosDbRepository.Sample/CosmosDbRepository.Sample.csproj
old mode 100755
new mode 100644
index 9ec1884..e067c30
--- a/samples/CosmosDbRepository.Sample/CosmosDbRepository.Sample.csproj
+++ b/samples/CosmosDbRepository.Sample/CosmosDbRepository.Sample.csproj
@@ -16,7 +16,7 @@
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="2.2.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/CosmosDbRepository.Types/CosmosDbRepository.Types.csproj b/src/CosmosDbRepository.Types/CosmosDbRepository.Types.csproj
old mode 100755
new mode 100644
index 3b2d140..3c0eaa7
--- a/src/CosmosDbRepository.Types/CosmosDbRepository.Types.csproj
+++ b/src/CosmosDbRepository.Types/CosmosDbRepository.Types.csproj
@@ -17,7 +17,7 @@
   </PropertyGroup>                                                                                                                                                    
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 
 </Project>