diff --git a/molecule/default/tasks/exec.yml b/molecule/default/tasks/exec.yml
index 39c7e997..77a69f3e 100644
--- a/molecule/default/tasks/exec.yml
+++ b/molecule/default/tasks/exec.yml
@@ -1,13 +1,13 @@
 ---
 - vars:
-    ns: k8s-exec
+    exec_namespace: k8s-exec
     pod: sleep-pod
-    pod_def:
+    exec_pod_definition:
       apiVersion: v1
       kind: Pod
       metadata:
         name: "{{ pod }}"
-        namespace: "{{ ns }}"
+        namespace: "{{ exec_namespace }}"
       spec:
         containers:
           - name: sleeper
@@ -15,36 +15,37 @@
             command: ["sleep", "infinity"]
 
   block:
-    - name: Ensure that k8s-log namespace exists
+    - name: "Ensure that {{ exec_namespace }} namespace exists"
       k8s:
         kind: Namespace
-        name: "{{ ns }}"
+        name: "{{ exec_namespace }}"
 
-    - name: Create a pod
+    - name: "Create a pod"
       k8s:
-        definition: "{{ pod_def }}"
+        definition: "{{ exec_pod_definition }}"
         wait: yes
         wait_sleep: 1
         wait_timeout: 30
 
-    - name: Execute a command
+    - name: "Execute a command"
       k8s_exec:
         pod: "{{ pod }}"
-        namespace: "{{ ns }}"
+        namespace: "{{ exec_namespace }}"
         command: cat /etc/resolv.conf
       register: output
 
-    - name: Show k8s_exec output
+    - name: "Show k8s_exec output"
       debug:
         var: output
 
-    - name: Assert k8s_exec output is correct
+    - name: "Assert k8s_exec output is correct"
       assert:
         that:
           - "'nameserver' in output.stdout"
 
-    - name: Cleanup namespace
+  always:
+    - name: "Cleanup namespace"
       k8s:
         kind: Namespace
-        name: "{{ ns }}"
+        name: "{{ exec_namespace }}"
         state: absent
diff --git a/plugins/modules/k8s_exec.py b/plugins/modules/k8s_exec.py
old mode 100644
new mode 100755
index bd7b1b9e..f91a7466
--- a/plugins/modules/k8s_exec.py
+++ b/plugins/modules/k8s_exec.py
@@ -16,7 +16,7 @@ ANSIBLE_METADATA = {'metadata_version': '1.1',
 DOCUMENTATION = '''
 module: k8s_exec
 short_description: Execute command in Pod
-version_added: "2.10"
+version_added: "1.0.0"
 author: "Tristan de Cacqueray (@tristanC)"
 description:
   - Use the Kubernetes Python client to execute command on K8s pods.