diff --git a/roles/cm_repo/vars/main.yml b/roles/cm_repo/vars/main.yml
index a735f8c5..c4630657 100644
--- a/roles/cm_repo/vars/main.yml
+++ b/roles/cm_repo/vars/main.yml
@@ -18,3 +18,4 @@ __cm_repo_default_url: https://archive.cloudera.com
 # Map of ansible_distribution -> support matrix 'family'
 cm_repo_supported_distribution_map:
   RedHat: RHEL
+  Rocky: "Rocky Linux"
diff --git a/roles/prereq_python/tasks/main.yml b/roles/prereq_python/tasks/main.yml
index 6f370609..6d1441a4 100644
--- a/roles/prereq_python/tasks/main.yml
+++ b/roles/prereq_python/tasks/main.yml
@@ -37,7 +37,7 @@
       unique |
       list
     }}"
-    supported_os: "{{ prereq_python_supported_os_map[ansible_facts['distribution']] | default(ansible_facts['distribution']) }}"
+    supported_os: "{{ prereq_python_supported_os_map[ansible_facts['distribution']] | default(ansible_facts['distribution']) | urlencode }}"
 
 - name: Confirm Python version(s) for Cloudera Runtime and Manager versions and OS
   ansible.builtin.assert:
diff --git a/roles/prereq_python/vars/main.yml b/roles/prereq_python/vars/main.yml
index e0495e04..b9f22112 100644
--- a/roles/prereq_python/vars/main.yml
+++ b/roles/prereq_python/vars/main.yml
@@ -21,3 +21,4 @@ __python2_pip_package: python-pip
 
 prereq_python_supported_os_map:
   RedHat: RHEL
+  Rocky: "Rocky Linux"
diff --git a/roles/prereq_supported/vars/main.yml b/roles/prereq_supported/vars/main.yml
index c150b141..fa80c21f 100644
--- a/roles/prereq_supported/vars/main.yml
+++ b/roles/prereq_supported/vars/main.yml
@@ -17,3 +17,4 @@
 # Map of ansible_distribution -> support matrix 'family'
 prereq_supported_distribution_map:
   RedHat: RHEL
+  Rocky: "Rocky Linux"