diff --git a/scripts/travis/build.sh b/scripts/travis/build.sh
index a353e38a06..df192d70b2 100755
--- a/scripts/travis/build.sh
+++ b/scripts/travis/build.sh
@@ -23,5 +23,5 @@ ln -s "$REACT_SDK_DIR/node_modules/matrix-js-sdk" node_modules/matrix-js-sdk
 rm -r node_modules/matrix-react-sdk
 ln -s "$REACT_SDK_DIR" node_modules/matrix-react-sdk
 
-npm run build
+RIOT_LANGUAGES_FILE="../riot-web/webapp/i18n/languages.json" npm run build
 popd