requesting.go | 2 +-

diff --git a/requesting.go b/requesting.go
index 46796bd29d772f9db793991a2bb4f74373986d3f..8b9db971b537630e65dd41ca9618f8a708f6a698 100644
--- a/requesting.go
+++ b/requesting.go
@@ -265,7 +265,7 @@ 			"expected zero existing requests (%v) for update reason %q",
 			originalRequestCount, p.needRequestUpdate))
 	}
 	for requestHeap.Len() != 0 && maxRequests(current.Requests.GetCardinality()+current.Cancelled.GetCardinality()) < p.nominalMaxRequests() {
-		req := requestHeap.Pop()
+		req := heap.Pop(requestHeap)
 		existing := t.requestingPeer(req)
 		if existing != nil && existing != p {
 			// Don't steal from the poor.