diff --git a/Tests/packages.config b/Tests/packages.config
index 202c56d..c5abda5 100644
--- a/Tests/packages.config
+++ b/Tests/packages.config
@@ -9,7 +9,7 @@
   <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net45" />
   <package id="System.Collections" version="4.3.0" targetFramework="net45" />
   <package id="System.Collections.Concurrent" version="4.3.0" targetFramework="net45" />
-  <package id="System.ComponentModel.Annotations" version="4.4.1" targetFramework="net461" />
+  <package id="System.ComponentModel.Annotations" version="4.7.0" targetFramework="net461" />
   <package id="System.ComponentModel.Primitives" version="4.3.0" targetFramework="net461" />
   <package id="System.Diagnostics.Debug" version="4.3.0" targetFramework="net45" />
   <package id="System.Diagnostics.Tools" version="4.3.0" targetFramework="net45" />