diff --git a/Makefile b/Makefile
index f5b57f9..5894a67 100644
--- a/Makefile
+++ b/Makefile
@@ -86,7 +86,7 @@ clean:
 	$(call rmfiles_if_exist,$(FILES_TO_REMOVE))
 	$(call rmdirs_if_empty,$(DIRECTORIES_TO_REMOVE))
 
-distclean:
+distclean: testclean
 	$(call rmdirs,$(DIRECTORIES_TO_REMOVE))
 
 # Variables for testing