diff --git a/integrationtests/Paket.IntegrationTests/ConvertFromNuGetSpecs.fs b/integrationtests/Paket.IntegrationTests/ConvertFromNuGetSpecs.fs
index dc8b327400..199d549943 100644
--- a/integrationtests/Paket.IntegrationTests/ConvertFromNuGetSpecs.fs
+++ b/integrationtests/Paket.IntegrationTests/ConvertFromNuGetSpecs.fs
@@ -152,7 +152,7 @@ let ``#2528 sdk-2: install should not warn with FSharp.Core``() =
     let scenario = "i002528-4"
     let messages = paket "install" scenario
     messages
-    |> shouldContainText "does not reference FSharp.Core"
+    |> shouldNotContainText "does not reference FSharp.Core"
 
 [<Test>]
 let ``#2528 sdk-2: install should warn without FSharp.Core: not in dep, not in ref``() =