diff --git a/Source/HomeAutomation.Server.Core.UnitTests/packages.config b/Source/HomeAutomation.Server.Core.UnitTests/packages.config
index 5b0420a..53da333 100644
--- a/Source/HomeAutomation.Server.Core.UnitTests/packages.config
+++ b/Source/HomeAutomation.Server.Core.UnitTests/packages.config
@@ -24,7 +24,7 @@
   <package id="Microsoft.Extensions.Options" version="2.2.0" targetFramework="net461" />
   <package id="Microsoft.Extensions.Primitives" version="2.2.0" targetFramework="net461" />
   <package id="Moq" version="4.10.1" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="Remotion.Linq" version="2.2.0" targetFramework="net461" />
   <package id="SQLitePCLRaw.bundle_green" version="1.1.12" targetFramework="net461" />
   <package id="SQLitePCLRaw.core" version="1.1.12" targetFramework="net461" />