diff --git a/testsuite/tests/typecheck/should_fail/T9999.hs b/testsuite/tests/typecheck/should_fail/T9999.hs
new file mode 100644
index 0000000000000000000000000000000000000000..656e913043c239c1609e395b0f2ece9c3b2b1ca5
--- /dev/null
+++ b/testsuite/tests/typecheck/should_fail/T9999.hs
@@ -0,0 +1,13 @@
+{-# LANGUAGE AutoDeriveTypeable, PolyKinds, TypeFamilies, StandaloneDeriving #-}
+
+module T9999 where
+
+import Data.Typeable
+
+data family F a
+
+class C a where
+  data F1 a
+  type F2 a
+
+main = typeRep (Proxy :: Proxy F) == typeRep (Proxy :: Proxy F1)
diff --git a/testsuite/tests/typecheck/should_fail/T9999.stderr b/testsuite/tests/typecheck/should_fail/T9999.stderr
new file mode 100644
index 0000000000000000000000000000000000000000..6fa61d957f6ddc74cfcc2d0d65868364bf2681ee
--- /dev/null
+++ b/testsuite/tests/typecheck/should_fail/T9999.stderr
@@ -0,0 +1,11 @@
+
+T9999.hs:13:38:
+    No instance for (Typeable F1)
+      (maybe you haven't applied enough arguments to a function?)
+      arising from a use of ‘typeRep’
+    In the second argument of ‘(==)’, namely
+      ‘typeRep (Proxy :: Proxy F1)’
+    In the expression:
+      typeRep (Proxy :: Proxy F) == typeRep (Proxy :: Proxy F1)
+    In an equation for ‘main’:
+        main = typeRep (Proxy :: Proxy F) == typeRep (Proxy :: Proxy F1)