diff --git a/Dockerfile b/Dockerfile
index 369adea..59c5804 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -162,8 +162,7 @@ ADD ./cartodb_pgsql.sh /tmp/cartodb_pgsql.sh
 RUN git clone git://github.com/CartoDB/CartoDB-SQL-API.git && \
     cd CartoDB-SQL-API && \
     git checkout $SQLAPI_VERSION && \
-    npm install -g yarn && \
-    yarn install
+    npm install
 
 # Install Windshaft
 RUN git clone git://github.com/CartoDB/Windshaft-cartodb.git && \