diff --git a/tests/gss/check-basic.in b/tests/gss/check-basic.in
index 515d3efc3..c5151c4c9 100644
--- a/tests/gss/check-basic.in
+++ b/tests/gss/check-basic.in
@@ -97,7 +97,7 @@ echo Starting kdc
 ${kdc} --detach --testing || { echo "kdc failed to start"; cat messages.log; exit 1; }
 kdcpid=`getpid kdc`
 
-trap "kill -9 ${kdcpid}; echo signal killing kdc; exit 1;" EXIT
+trap "kill -9 ${kdcpid}; echo signal killing kdc; cat messages.log; exit 1;" EXIT
 
 exitcode=0