diff --git a/tests/kdc/Makefile.am b/tests/kdc/Makefile.am
index 07b381aaa..3983ba1e8 100644
--- a/tests/kdc/Makefile.am
+++ b/tests/kdc/Makefile.am
@@ -31,4 +31,5 @@ CLEANFILES= \
 	current-db* \
 	foopassword \
 	barpassword \
+	tempfile \
 	client-cache