diff --git a/chronos/internal/asyncfutures.nim b/chronos/internal/asyncfutures.nim
index 9a7261d..b3a6a38 100644
--- a/chronos/internal/asyncfutures.nim
+++ b/chronos/internal/asyncfutures.nim
@@ -192,11 +192,11 @@ proc finish(fut: FutureBase, state: FutureState) =
   # 1. `finish()` is a private procedure and `state` is under our control.
   # 2. `fut.state` is checked by `checkFinished()`.
   fut.internalState = state
+
   when chronosProfiling:
     if not isNil(onBaseFutureEvent):
       onBaseFutureEvent(fut, state)
-  when chronosStrictFutureAccess:
-    doAssert fut.internalCancelcb == nil or state != FutureState.Cancelled
+
   fut.internalCancelcb = nil # release cancellation callback memory
   for item in fut.internalCallbacks.mitems():
     if not(isNil(item.function)):