diff --git a/lib/ansible/modules/cloud/google/gcp_pubsub_subscription.py b/lib/ansible/modules/cloud/google/gcp_pubsub_subscription.py
index 8963a6cf514..aa186d6fa19 100644
--- a/lib/ansible/modules/cloud/google/gcp_pubsub_subscription.py
+++ b/lib/ansible/modules/cloud/google/gcp_pubsub_subscription.py
@@ -175,7 +175,8 @@ options:
     - A subscription is considered active as long as any connected subscriber is successfully
       consuming messages from the subscription or is issuing operations on the subscription.
       If expirationPolicy is not set, a default policy with ttl of 31 days will be
-      used. The minimum allowed value for expirationPolicy.ttl is 1 day.
+      used. If it is set but left empty, the resource never expires. The minimum allowed
+      value for expirationPolicy.ttl is 1 day.
     required: false
     type: dict
     version_added: '2.9'
@@ -183,10 +184,8 @@ options:
       ttl:
         description:
         - Specifies the "time-to-live" duration for an associated resource. The resource
-          expires if it is not active for a period of ttl. The definition of "activity"
-          depends on the type of the associated resource. The minimum and maximum
-          allowed values for ttl depend on the type of the associated resource, as
-          well. If ttl is not set, the associated resource never expires.
+          expires if it is not active for a period of ttl.
+        - If ttl is not set, the associated resource never expires.
         - A duration in seconds with up to nine fractional digits, terminated by 's'.
         - Example - "3.5s".
         required: false
@@ -380,17 +379,16 @@ expirationPolicy:
   - A subscription is considered active as long as any connected subscriber is successfully
     consuming messages from the subscription or is issuing operations on the subscription.
     If expirationPolicy is not set, a default policy with ttl of 31 days will be used.
-    The minimum allowed value for expirationPolicy.ttl is 1 day.
+    If it is set but left empty, the resource never expires. The minimum allowed value
+    for expirationPolicy.ttl is 1 day.
   returned: success
   type: complex
   contains:
     ttl:
       description:
       - Specifies the "time-to-live" duration for an associated resource. The resource
-        expires if it is not active for a period of ttl. The definition of "activity"
-        depends on the type of the associated resource. The minimum and maximum allowed
-        values for ttl depend on the type of the associated resource, as well. If
-        ttl is not set, the associated resource never expires.
+        expires if it is not active for a period of ttl.
+      - If ttl is not set, the associated resource never expires.
       - A duration in seconds with up to nine fractional digits, terminated by 's'.
       - Example - "3.5s".
       returned: success
diff --git a/lib/ansible/modules/cloud/google/gcp_pubsub_subscription_info.py b/lib/ansible/modules/cloud/google/gcp_pubsub_subscription_info.py
index 44e51b231d2..64136e2521d 100644
--- a/lib/ansible/modules/cloud/google/gcp_pubsub_subscription_info.py
+++ b/lib/ansible/modules/cloud/google/gcp_pubsub_subscription_info.py
@@ -221,18 +221,16 @@ resources:
       - A subscription is considered active as long as any connected subscriber is
         successfully consuming messages from the subscription or is issuing operations
         on the subscription. If expirationPolicy is not set, a default policy with
-        ttl of 31 days will be used. The minimum allowed value for expirationPolicy.ttl
-        is 1 day.
+        ttl of 31 days will be used. If it is set but left empty, the resource never
+        expires. The minimum allowed value for expirationPolicy.ttl is 1 day.
       returned: success
       type: complex
       contains:
         ttl:
           description:
           - Specifies the "time-to-live" duration for an associated resource. The
-            resource expires if it is not active for a period of ttl. The definition
-            of "activity" depends on the type of the associated resource. The minimum
-            and maximum allowed values for ttl depend on the type of the associated
-            resource, as well. If ttl is not set, the associated resource never expires.
+            resource expires if it is not active for a period of ttl.
+          - If ttl is not set, the associated resource never expires.
           - A duration in seconds with up to nine fractional digits, terminated by
             's'.
           - Example - "3.5s".