diff --git a/testcases/Makefile b/testcases/Makefile
index 6d7898b8..edf5ee0d 100644
--- a/testcases/Makefile
+++ b/testcases/Makefile
@@ -1,6 +1,9 @@
 test:
 	PERL_DL_NONLAZY=1 /usr/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(1)" -It/lib t/12*.t
 
+clean:
+	rm -rf testsuite-* latest
+
 all: test
 
 testfull: