diff --git a/roles/mysql_hardening/README.md b/roles/mysql_hardening/README.md
index 07d87f31..b3784ee5 100644
--- a/roles/mysql_hardening/README.md
+++ b/roles/mysql_hardening/README.md
@@ -24,6 +24,7 @@ Further information is available at [Deutsche Telekom (German)](http://www.telek
 <!-- BEGIN_ANSIBLE_DOCS -->
 
 ## Supported Operating Systems
+
 - EL
   - 8, 9
 - Ubuntu
diff --git a/roles/nginx_hardening/README.md b/roles/nginx_hardening/README.md
index 28637ba5..9c8a1ebc 100644
--- a/roles/nginx_hardening/README.md
+++ b/roles/nginx_hardening/README.md
@@ -17,6 +17,7 @@ It works with the following nginx-roles, including, but not limited to:
 <!-- BEGIN_ANSIBLE_DOCS -->
 
 ## Supported Operating Systems
+
 - EL
   - 8, 9
 - Ubuntu
diff --git a/roles/os_hardening/README.md b/roles/os_hardening/README.md
index 51989252..27835b8d 100644
--- a/roles/os_hardening/README.md
+++ b/roles/os_hardening/README.md
@@ -145,6 +145,7 @@ This role is mostly based on guides by:
 <!-- BEGIN_ANSIBLE_DOCS -->
 
 ## Supported Operating Systems
+
 - EL
   - 8, 9
 - Ubuntu
diff --git a/roles/ssh_hardening/README.md b/roles/ssh_hardening/README.md
index 05d0ea51..420edacb 100644
--- a/roles/ssh_hardening/README.md
+++ b/roles/ssh_hardening/README.md
@@ -46,6 +46,7 @@ For more information, see [this issue](https://github.com/dev-sec/ansible-collec
 <!-- BEGIN_ANSIBLE_DOCS -->
 
 ## Supported Operating Systems
+
 - EL
   - 8, 9
 - Ubuntu