diff --git a/Makefile b/Makefile
index 9f59598d3a08..3a265e7e3347 100644
--- a/Makefile
+++ b/Makefile
@@ -2164,6 +2164,7 @@ clean: $(clean-dirs)
 		-o -name '*.c.[012]*.*' \
 		-o -name '*.ll' \
 		-o -name '*.gcno' \
+		-o -name '*.long-type-*.txt' \
 		\) -type f -print \
 		-o -name '.tmp_*' -print \
 		| xargs rm -rf