diff --git a/roles/keycloak/templates/standalone-infinispan.xml.j2 b/roles/keycloak/templates/standalone-infinispan.xml.j2
index 8d69564..498770f 100644
--- a/roles/keycloak/templates/standalone-infinispan.xml.j2
+++ b/roles/keycloak/templates/standalone-infinispan.xml.j2
@@ -712,7 +712,11 @@
             <inet-address value="${jboss.bind.address.management:127.0.0.1}"/>
         </interface>
         <interface name="jgroups">
+{% if ansible_default_ipv4 is defined %}
             <subnet-match value="{{ (ansible_default_ipv4.network + '/' + ansible_default_ipv4.netmask) | ipaddr('net') }}"/>
+{% else %}
+            <any-address />
+{% endif %}
         </interface>
         <interface name="public">
             <inet-address value="${jboss.bind.address:127.0.0.1}"/>
diff --git a/roles/keycloak/templates/standalone-rhsso-jdg.xml.j2 b/roles/keycloak/templates/standalone-rhsso-jdg.xml.j2
index 6d6a809..e13703d 100644
--- a/roles/keycloak/templates/standalone-rhsso-jdg.xml.j2
+++ b/roles/keycloak/templates/standalone-rhsso-jdg.xml.j2
@@ -711,8 +711,12 @@
         <interface name="management">
             <inet-address value="${jboss.bind.address.management:127.0.0.1}"/>
         </interface>
-        <interface name="jgroups">
+	    <interface name="jgroups">
+{% if ansible_default_ipv4 is defined %}
             <subnet-match value="{{ (ansible_default_ipv4.network + '/' + ansible_default_ipv4.netmask) | ipaddr('net') }}"/>
+{% else %}
+            <any-address />
+{% endif %}
         </interface>
         <interface name="public">
             <inet-address value="${jboss.bind.address:127.0.0.1}"/>
diff --git a/roles/keycloak_realm/README.md b/roles/keycloak_realm/README.md
index 8407505..d39b2a3 100644
--- a/roles/keycloak_realm/README.md
+++ b/roles/keycloak_realm/README.md
@@ -4,12 +4,6 @@ keycloak_realm
 Create realms and clients in [keycloak](https://keycloak.org/) or [Red Hat Single Sing-On](https://access.redhat.com/products/red-hat-single-sign-on) services.
 
 
-Requirements
-------------
-
-This role requires `python3-netaddr` library installed on the controller node.
-
-
 Role Defaults
 -------------