diff --git a/tests/regression/00-sanity/37-long-double.t b/tests/regression/00-sanity/37-long-double.t
index 60cdb8f612..567db89e5a 100644
--- a/tests/regression/00-sanity/37-long-double.t
+++ b/tests/regression/00-sanity/37-long-double.t
@@ -1,4 +1,4 @@
-Testing that there is warning about treating long double as double constant.
+Testing that there isn't a warning about treating long double as double constant.
   $ goblint 37-long-double.c
   [Info][Deadcode] Logical lines of code (LLoC) summary:
     live: 3