diff --git a/.travis.yml b/.travis.yml
index 1d0d857..a4a517c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,4 +30,5 @@ script:
 
 after_success :
   - cd "${TRAVIS_BUILD_DIR}"
-  - sudo ./build/travis_doxygen.sh
+  - sudo chmod +x build/travis_doxygen.sh
+  - sudo build/travis_doxygen.sh