diff --git a/plugins/doc_fragments/openstack.py b/plugins/doc_fragments/openstack.py
index 7a0ae502..680059b9 100644
--- a/plugins/doc_fragments/openstack.py
+++ b/plugins/doc_fragments/openstack.py
@@ -61,7 +61,7 @@ options:
       - Whether or not SSL API requests should be verified.
       - Before Ansible 2.3 this defaulted to C(yes).
     type: bool
-    default: no
+    default: False
     aliases: [ verify ]
   ca_cert:
     description:
diff --git a/plugins/module_utils/openstack.py b/plugins/module_utils/openstack.py
index 904da309..8d0e41ad 100644
--- a/plugins/module_utils/openstack.py
+++ b/plugins/module_utils/openstack.py
@@ -120,7 +120,7 @@ def openstack_full_argument_spec(**kwargs):
         auth=dict(default=None, type='dict', no_log=True),
         region_name=dict(default=None),
         availability_zone=dict(default=None),
-        validate_certs=dict(default=None, type='bool', aliases=['verify']),
+        validate_certs=dict(default=False, type='bool', aliases=['verify']),
         ca_cert=dict(default=None, aliases=['cacert']),
         client_cert=dict(default=None, aliases=['cert']),
         client_key=dict(default=None, no_log=True, aliases=['key']),
diff --git a/plugins/modules/baremetal_node.py b/plugins/modules/baremetal_node.py
index e5031d80..9145d54e 100644
--- a/plugins/modules/baremetal_node.py
+++ b/plugins/modules/baremetal_node.py
@@ -120,7 +120,6 @@ options:
           re-assert the password field.
         - C(skip_update_of_driver_password) is deprecated alias and will be removed in openstack.cloud 2.0.0.
       type: bool
-      default: 'no'
       aliases:
         - skip_update_of_driver_password
 requirements:
diff --git a/plugins/modules/volume_info.py b/plugins/modules/volume_info.py
index 3579eb9a..45abea04 100644
--- a/plugins/modules/volume_info.py
+++ b/plugins/modules/volume_info.py
@@ -16,12 +16,10 @@ options:
     description:
     - Whether to provide additional information about volumes
     type: bool
-    default: false
   all_projects:
     description:
     - Whether return the volumes in all projects
     type: bool
-    default: false
   name:
     description:
     - Name of the volume as a string.