diff --git a/.travis.yml b/.travis.yml
index 61c51dd..d33e332 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@
       install: ./ci/install-platformio.sh
       script: ./ci/build-platformio.sh      
     - os: linux
-      compiler: gcc
+      compiler: gcc4.9
       sudo : true
       install: ./ci/install-linux.sh && ./ci/log-config.sh
       script: ./ci/build-linux-bazel.sh