Index: libcfa/src/concurrency/kernel.cfa
===================================================================
--- libcfa/src/concurrency/kernel.cfa	(revision f100a839520c4f0c1a242b3868d214831ef643f9)
+++ libcfa/src/concurrency/kernel.cfa	(revision 276ae57e1a71ef65a6fcc967ee08e33e8ad9a738)
@@ -344,6 +344,6 @@
 
 		__cfaabi_dbg_debug_do(
-			thrd_dst->park_stale = true;
-			thrd_dst->park_stale = false;
+			thrd_dst->park_stale   = true;
+			thrd_dst->unpark_stale = true;
 		)