diff --git a/docker/Dockerfile b/docker/Dockerfile
index d81093c2fc715dd604dfbbf36d2fbeb87dc83a77..bedf0f1d2886a580bb04e507357847132fed1e57 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -29,7 +29,7 @@ RUN echo "===> Adding Ansible's prerequisites..." && \
     \
     \
     echo "===> Downloading Ansible's source tree..." && \
-    git clone -b stable-2.10 git://github.com/ansible/ansible.git --recursive && \
+    git clone -b stable-2.9 git://github.com/ansible/ansible.git --recursive && \
     \
     \
     echo "===> Compiling Ansible..." && \