diff --git a/.travis.yml b/.travis.yml
index 5b6bae3..ef15122 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,7 @@ addons:
         - postgresql-9.5-postgis-2.3
         - libgeos-dev
         - libprotobuf-dev
+        - protobuf-compiler
         - osmosis
 
 before_script: