diff --git a/.zuul.yaml b/.zuul.yaml
index 9fb5c108a..7eb969436 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -155,6 +155,7 @@
         - monasca-tempest-python2-java-cassandra
         - monasca-tempest-python3-java-cassandra
         - monascalog-python3-tempest
+        - docker-build-monasca-service
         - legacy-monasca-api-maven-build:
             voting: false
     gate:
diff --git a/docker/build_image.sh b/docker/build_image.sh
index 1dccc4886..730c5eb59 100755
--- a/docker/build_image.sh
+++ b/docker/build_image.sh
@@ -44,6 +44,10 @@ set -eo pipefail  # Exit the script if any statement returns error.
 # to provide it as in the following example:
 #   $ ./build_image.sh master master refs/changes/19/595719/3
 
+# Go to folder with Docker files.
+REAL_PATH=$(python -c "import os,sys; print(os.path.realpath('$0'))")
+cd "$(dirname "$REAL_PATH")/../docker/"
+
 [ -z "$DOCKER_IMAGE" ] && \
     DOCKER_IMAGE=$(\grep DOCKER_IMAGE Dockerfile | cut -f2 -d"=")