diff --git a/roles/bootstrap-os/tasks/bootstrap-redhat.yml b/roles/bootstrap-os/tasks/bootstrap-redhat.yml
index b9c66c3c10b7b7c36f1584f0ab5b967f89167c28..4a9913fe86e3bfbc7ff605bd83cc32f02f1d47ae 100644
--- a/roles/bootstrap-os/tasks/bootstrap-redhat.yml
+++ b/roles/bootstrap-os/tasks/bootstrap-redhat.yml
@@ -17,7 +17,7 @@
   when: not skip_http_proxy_on_os_packages
 
 - name: Add proxy to RHEL subscription-manager if http_proxy is defined
-  command: /sbin/subscription-manager config --server.proxy_hostname={{ http_proxy | regex_replace(':\\d+$') }} --server.proxy_port={{ http_proxy | regex_replace('^.*:') }}
+  command: /sbin/subscription-manager config --server.proxy_hostname={{ http_proxy | regex_replace(':\d+$') }} --server.proxy_port={{ http_proxy | regex_replace('^.*:') }}
   become: true
   when:
     - not skip_http_proxy_on_os_packages