1 files changed, 1 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 3d41f8a..0f1d7ea 100644
--- a/Makefile
+++ b/Makefile
@@ -99,6 +99,7 @@ uninstall:
 
 clean:
 	rm -vf -- $(PROGRAMS) $(MANUAL_FILES) $(HTML_FILES) $(SERVICE_FILES)
+	rm -vf -- $(srcdir)/tests/certs/*.key $(srcdir)/tests/certs/*.crt $(srcdir)/tests/certs/*.pem
 	-rmdir -vp --ignore-fail-on-non-empty -- $(builddir)/doc
 
 .PHONY: all all-nodoc manual html doc check release install installcheck uninstall clean