diff --git a/.travis.yml b/.travis.yml
index 5b35787640bfc30c0df791827674db172de8a96b..9a0dae6aa90d723cc09f977781c4a77fb1e380d2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,8 +30,7 @@ install:
 script:
   - cd $NPTOOL/NPLib 
   - cmake ./
-  - make -j2
-  - make install
+  - make install 
   - ./scripts/RootLogon.sh 
   - ./scripts/test/all.sh