diff --git a/CurrencyLayerSDK.Tests/CurrencyLayerNET.Tests.csproj b/CurrencyLayerSDK.Tests/CurrencyLayerNET.Tests.csproj
index dc347b6..6a49806 100644
--- a/CurrencyLayerSDK.Tests/CurrencyLayerNET.Tests.csproj
+++ b/CurrencyLayerSDK.Tests/CurrencyLayerNET.Tests.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="1.4.0" />
     <PackageReference Include="MSTest.TestFramework" Version="1.4.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/CurrencyLayerSDK.Tests/packages.config b/CurrencyLayerSDK.Tests/packages.config
index f56d39a..ce3dc38 100644
--- a/CurrencyLayerSDK.Tests/packages.config
+++ b/CurrencyLayerSDK.Tests/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
 </packages>
\ No newline at end of file
diff --git a/CurrencyLayerSDK/CurrencyLayerNET.csproj b/CurrencyLayerSDK/CurrencyLayerNET.csproj
index ce4c12f..70e17f3 100644
--- a/CurrencyLayerSDK/CurrencyLayerNET.csproj
+++ b/CurrencyLayerSDK/CurrencyLayerNET.csproj
@@ -13,7 +13,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'net461' ">