switch to C++cpp

1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index c0eb427..82696cb 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ build:
 	python setup.py build_ext --inplace
 
 clean:
-	find pyisda \( -name *.c -o -name \*.h -o -name \*.so \) -exec rm {} \;
+	find pyisda \( -name *.c -o -name *.h -o -name *.so -o -name *.cpp -o -name *.html \) -exec rm {} \;
 	rm -rf build
 
 install: