diff --git a/lib/ansible/modules/cloud/openstack/_nova_compute.py b/lib/ansible/modules/cloud/openstack/_nova_compute.py
index f4846058b9f..ae002bf20f0 100644
--- a/lib/ansible/modules/cloud/openstack/_nova_compute.py
+++ b/lib/ansible/modules/cloud/openstack/_nova_compute.py
@@ -235,7 +235,7 @@ EXAMPLES = '''
       key_name: test
       wait_for: 200
       flavor_id: 101
-      floating-ips:
+      floating_ips:
         - 12.34.56.79
 
 # Creates a new VM with 4G of RAM on Ubuntu Trusty, ignoring deprecated images
diff --git a/lib/ansible/modules/cloud/openstack/os_server.py b/lib/ansible/modules/cloud/openstack/os_server.py
index 87391a55c4b..6906c185d0e 100644
--- a/lib/ansible/modules/cloud/openstack/os_server.py
+++ b/lib/ansible/modules/cloud/openstack/os_server.py
@@ -243,7 +243,7 @@ EXAMPLES = '''
       key_name: test
       timeout: 200
       flavor: 101
-      floating-ips:
+      floating_ips:
         - 12.34.56.79
 
 # Creates a new instance with 4G of RAM on Ubuntu Trusty, ignoring