diff --git a/.travis.yml b/.travis.yml
index b22d9bb..629a359 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -58,4 +58,4 @@ script:
   - cd ${TRAVIS_BUILD_DIR}
   # Remove ssid_config requirement for examples
   - sed -i "s%#warning%//#warning%" include/ssid_config.h
-  - make -C examples/ build-examples CROSS="ccache xtensa-lx106-elf-" V=1
+  - make WARNINGS_AS_ERRORS=1 -C examples/ build-examples CROSS="ccache xtensa-lx106-elf-" V=1