diff --git a/reana/reana_dev/docker.py b/reana/reana_dev/docker.py
index 65aa0e09..e567344e 100644
--- a/reana/reana_dev/docker.py
+++ b/reana/reana_dev/docker.py
@@ -259,8 +259,11 @@ def docker_rmi(user, tag, component):  # noqa: D301
     default=["CLUSTER"],
     help="Which components? [name|CLUSTER]",
 )
+@click.option(
+    "--registry", "-r", default="docker.io", help="Registry to use in the image tag"
+)
 @docker_commands.command(name="docker-push")
-def docker_push(user, tag, component):  # noqa: D301
+def docker_push(user, tag, component, registry):  # noqa: D301
     """Push REANA component images to DockerHub.
 
     \b
@@ -293,7 +296,7 @@ def docker_push(user, tag, component):  # noqa: D301
         if is_component_dockerised(component):
             if tag == "auto":
                 component_tag = get_docker_tag(component)
-            cmd = "docker push {0}/{1}:{2}".format(user, component, component_tag)
+            cmd = f"docker push {registry}/{user}/{component}:{component_tag}"
             run_command(cmd, component)
         else:
             msg = "Ignoring this component that does not contain" " a Dockerfile."