diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8cf1bda..64817ac 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,6 +3,8 @@ docker-build:
   # Official docker image.
   image: docker:latest
   stage: build
+  tags:
+    - docker
   services:
     - docker:dind
   before_script:
@@ -17,6 +19,8 @@ docker-build-master:
   # Official docker image.
   image: docker:latest
   stage: build
+  tags:
+    - docker
   services:
     - docker:dind
   before_script: