diff --git a/src/AutumnBox.Tests/packages.config b/src/AutumnBox.Tests/packages.config
index 50359d03..dbe19145 100644
--- a/src/AutumnBox.Tests/packages.config
+++ b/src/AutumnBox.Tests/packages.config
@@ -11,7 +11,7 @@
   <package id="Microsoft.Extensions.Primitives" version="2.2.0" targetFramework="net461" />
   <package id="MSTest.TestAdapter" version="1.3.2" targetFramework="net461" />
   <package id="MSTest.TestFramework" version="1.3.2" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net461" />
   <package id="System.Buffers" version="4.4.0" targetFramework="net461" />
   <package id="System.Memory" version="4.5.1" targetFramework="net461" />
   <package id="System.Numerics.Vectors" version="4.4.0" targetFramework="net461" />