diff --git a/api-spec/filterapi_v2_messages.yaml b/api-spec/filterapi_v2_messages.yaml
index 59dea60..3439e76 100644
--- a/api-spec/filterapi_v2_messages.yaml
+++ b/api-spec/filterapi_v2_messages.yaml
@@ -1,7 +1,7 @@
 # /filter/v2/messages/{contentTopic}:
 get: # get_waku_v2_filter_v2_messages
   summary: Get the latest messages on the polled content topic
-  description: Get a list of messages that were received on a subscribed content topic after the last time this method was called.
+  description: Get a list of messages that were received on a subscribed content topic after the last time this method was called. Messages are selected from the last 50 messages received by the node.
   operationId: getMessagesByTopic
   tags:
     - filter
diff --git a/api-spec/relayapi_auto_content_topic.yaml b/api-spec/relayapi_auto_content_topic.yaml
index 8cb06f0..60540a9 100644
--- a/api-spec/relayapi_auto_content_topic.yaml
+++ b/api-spec/relayapi_auto_content_topic.yaml
@@ -1,7 +1,7 @@
 # /relay/v1/auto/messages/{contentTopic}:  # Note the plural in messages
 get: # get_waku_v2_relay_v1_auto_messages
   summary: Get the latest messages on the polled topic
-  description: Get a list of messages that were received on a subscribed Content topic after the last time this method was called.
+  description: Get a list of messages that were received on a subscribed Content topic after the last time this method was called. Messages are selected from the last 50 messages received by the node.
   operationId: getMessagesByTopic
   tags:
     - relay
diff --git a/api-spec/relayapi_messages.yaml b/api-spec/relayapi_messages.yaml
index 898a1da..2ca844f 100644
--- a/api-spec/relayapi_messages.yaml
+++ b/api-spec/relayapi_messages.yaml
@@ -1,7 +1,7 @@
 # /relay/v1/messages/{pubsubTopic}:  # Note the plural in messages
 get: # get_waku_v2_relay_v1_messages
   summary: Get the latest messages on the polled topic
-  description: Get a list of messages that were received on a subscribed PubSub topic after the last time this method was called.
+  description: Get a list of messages that were received on a subscribed PubSub topic after the last time this method was called. Messages are selected from the last 50 messages received by the node.
   operationId: getMessagesByTopic
   tags:
     - relay