diff --git a/tests/stm055.stderr b/tests/stm055.stderr
index c1f2a99..0387853 100644
--- a/tests/stm055.stderr
+++ b/tests/stm055.stderr
@@ -1,7 +1,3 @@
-stm055: Exception:
+stm055: Uncaught exception ghc-internal:GHC.Internal.Control.Exception.Base.NestedAtomically:
 
 Control.Concurrent.STM.atomically was nested
-
-Package: ghc-internal
-Module: GHC.Internal.Control.Exception.Base
-Type: NestedAtomically