Pre-install libgd and libwebp

diff --git a/.travis.yml b/.travis.yml
index 2b1c92190bce1dd069b9a17ae0a567756a3b7f35..032ac38eb836a4eae840c1510f49d7e237199692 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,7 +27,7 @@ before_install:
   - pip install --user coveralls-merge
 
 install:
-  - sudo apt-get -qq install libexpat1-dev libyaml-dev libpam0g-dev libsqlite3-dev
+  - sudo apt-get -qq install libexpat1-dev libyaml-dev libpam0g-dev libsqlite3-dev libgd-dev libwebp-dev
 
 before_script:
   # Ulimit: See Travis-CI issue report: https://github.com/travis-ci/travis-ci/issues/3328