Index: libcfa/src/concurrency/kernel.cfa
===================================================================
--- libcfa/src/concurrency/kernel.cfa	(revision ae663481b425267fa525cf57f1c7d142873a3514)
+++ libcfa/src/concurrency/kernel.cfa	(revision 2a3b019aa0163c7f5574a142e8a058af99a7fa71)
@@ -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;
 		)