diff --git a/src/Handler/Admin/Test.hs b/src/Handler/Admin/Test.hs
index ca100366b..7d80b6fc8 100644
--- a/src/Handler/Admin/Test.hs
+++ b/src/Handler/Admin/Test.hs
@@ -98,7 +98,7 @@ postAdminTestR = do
   case btnResult of
     (FormSuccess CreateInf)  -> addMessage Info "Informatik-Knopf gedrückt"
     (FormSuccess CreateMath) -> addMessage Warning "Knopf Mathematik erkannt"
-    (FormSuccess CrashApp)   -> addMessage Error "Crash Button Ratio 0 betätigt" >> error ("Crash Button" <> (show $ 1 % 0))
+    (FormSuccess CrashApp)   -> addMessage Error "Crash Button Ratio 0 betätigt" >> error ("Crash Button" <> show (1 % 0))
     FormMissing -> return ()
     _other -> addMessage Warning "KEIN Knopf erkannt"