diff --git a/test/Spring/Spring.Data.NHibernate21.Integration.Tests/Spring.Data.NHibernate21.Integration.Tests.dll.config b/test/Spring/Spring.Data.NHibernate21.Integration.Tests/Spring.Data.NHibernate21.Integration.Tests.dll.config
index 8e7bdb87..062122e3 100644
--- a/test/Spring/Spring.Data.NHibernate21.Integration.Tests/Spring.Data.NHibernate21.Integration.Tests.dll.config
+++ b/test/Spring/Spring.Data.NHibernate21.Integration.Tests/Spring.Data.NHibernate21.Integration.Tests.dll.config
@@ -28,7 +28,7 @@
       <!-- Spring.NET uses a new version of NUnit -->
       <dependentAssembly>
         <assemblyIdentity name="nunit.framework" publicKeyToken="96d09a1eb7f44a77" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-65535.65535.65535.65535" newVersion="2.5.1.9189"/>
+        <bindingRedirect oldVersion="0.0.0.0-65535.65535.65535.65535" newVersion="2.5.2.9222"/>
       </dependentAssembly>
     </assemblyBinding>
 
@@ -74,4 +74,4 @@
     </parsers>
   </spring>
 
-</configuration>
\ No newline at end of file
+</configuration>