diff --git a/lib/ansible/plugins/inventory/k8s.py b/lib/ansible/plugins/inventory/k8s.py
index c568387c424..65598b31211 100644
--- a/lib/ansible/plugins/inventory/k8s.py
+++ b/lib/ansible/plugins/inventory/k8s.py
@@ -63,7 +63,7 @@ DOCUMENTATION = '''
                 environment variable.
           key_file:
               description:
-              - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_HOST
+              - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_KEY_FILE
                 environment variable.
           ssl_ca_cert:
               description:
diff --git a/lib/ansible/plugins/inventory/openshift.py b/lib/ansible/plugins/inventory/openshift.py
index 64d3b7f498c..46fcedb5c87 100644
--- a/lib/ansible/plugins/inventory/openshift.py
+++ b/lib/ansible/plugins/inventory/openshift.py
@@ -63,7 +63,7 @@ DOCUMENTATION = '''
                 environment variable.
           key_file:
               description:
-              - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_HOST
+              - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_KEY_FILE
                 environment variable.
           ssl_ca_cert:
               description:
diff --git a/lib/ansible/plugins/lookup/k8s.py b/lib/ansible/plugins/lookup/k8s.py
index 6e21d6c4751..1d742182ad5 100644
--- a/lib/ansible/plugins/lookup/k8s.py
+++ b/lib/ansible/plugins/lookup/k8s.py
@@ -105,7 +105,7 @@ DOCUMENTATION = """
           variable.
       key_file:
         description:
-        - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_HOST environment
+        - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_KEY_FILE environment
           variable.
       ssl_ca_cert:
         description:
diff --git a/lib/ansible/utils/module_docs_fragments/k8s_auth_options.py b/lib/ansible/utils/module_docs_fragments/k8s_auth_options.py
index 4afa1c39ac5..c41d816909f 100644
--- a/lib/ansible/utils/module_docs_fragments/k8s_auth_options.py
+++ b/lib/ansible/utils/module_docs_fragments/k8s_auth_options.py
@@ -52,7 +52,7 @@ options:
       variable.
   key_file:
     description:
-    - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_HOST environment
+    - Path to a key file used to authenticate with the API. Can also be specified via K8S_AUTH_KEY_FILE environment
       variable.
   ssl_ca_cert:
     description: