.travis.yml | 1 +

diff --git a/.travis.yml b/.travis.yml
index 0e882a6220c4f5009bdf45229a59765e20fbb9e1..ef860bd69cfbce4b81a6e8aa845d73ba38dd08b2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,6 +22,7 @@   make clean;
   make;
   make clean;
   make -f scripts/make_native/Makefile.native;
+  make clean;
 
 before_deploy:
   - unset CFLAGS