diff --git a/dev-docs/publisher-api-reference/getEvents.md b/dev-docs/publisher-api-reference/getEvents.md
index 7317475632..247289810b 100644
--- a/dev-docs/publisher-api-reference/getEvents.md
+++ b/dev-docs/publisher-api-reference/getEvents.md
@@ -37,7 +37,7 @@ The available events are:
 | requestBids   | Bids have been requested from adapters (i.e. pbjs.requestBids() was called) | None |
 | addAdUnits    | Ad units have been added to the auction | None |
 | adRenderFailed| Ad rendering failed | Object containing 'reason' and 'message' |
-| adRenderSucceeded | Ad rendering succeeded| Object containing 'doc', 'bid', and 'adId'. 'doc' is the DOM root containing the ad and may be `null` if it was rendered in a cross-origin iframe.|
+| adRenderSucceeded | Ad rendering succeeded| Object containing 'doc', 'bid', and 'adId'. 'doc' is the DOM root containing the ad and may be `null` if it was rendered in a cross-origin iframe. This event indicates that the render function did not generate an error, it does not guarantee that tracking for this event has occurred yet.|
 | auctionDebug  | An error was logged to the console | Object containing 'type' and 'arguments' |
 | bidderDone    | A bidder has signaled they are done responding | Bid request object |
 | bidderError    | A bidder responded with an error | Object with the XMLHttpRequest error and the bid request object `{ error, bidderRequest }` |
diff --git a/dev-docs/publisher-api-reference/onEvent.md b/dev-docs/publisher-api-reference/onEvent.md
index 6e779971ca..928cd096ca 100644
--- a/dev-docs/publisher-api-reference/onEvent.md
+++ b/dev-docs/publisher-api-reference/onEvent.md
@@ -14,6 +14,9 @@ This routine allows the page (or module) to create a callback function that's in
 
 See the [getEvents](/dev-docs/publisher-api-reference/getEvents.html) function for the full list of eventTypes supported.
 
+{: .alert.alert-info :}
+The `adRenderSucceeded` event indicates that the render function did not generate an error, it does not guarantee that tracking for this event has occurred yet.
+
 The optional `id` parameter provides more finely-grained event
 callback registration.  This makes it possible to register callback
 events for a specific item in the event context.