diff --git a/include/Makefile.include b/include/Makefile.include
index 6f81f4f9d1c86fac68ee4121204fbde62cb67829..c195a0c9a23edd0810d86ebe9576bd4042c8875b 100644
--- a/include/Makefile.include
+++ b/include/Makefile.include
@@ -290,6 +290,7 @@ clean-default:
 	$(MAYBEATSIGN)rm -f $(BINS) *.$(AEXT) *.$(SOEXT) *.$(OEXT)
 	$(MAYBEATSIGN)rm -f *.bb *.bbg *.da *.gcov *.gcno *.gcda
 	$(MAYBEATSIGN)rm -f *.exe *.obj *.pdb *.ilk TAGS cscope.out cscope.files
+	$(MAYBEATSIGN)rm -f *.exe.manifest *.dll.manifest
 
 #Prevent using the wrong extensions/target types (Otherwise prereqs get confused).
 %$(WRONGBINSUF): %.c