diff --git a/rtos/source/ThisThread.cpp b/rtos/source/ThisThread.cpp
index e314a48..fe532da 100644
--- a/rtos/source/ThisThread.cpp
+++ b/rtos/source/ThisThread.cpp
@@ -200,7 +200,7 @@
 
 uint32_t ThisThread::flags_wait_any_for(uint32_t flags, Clock::duration_u32 rel_time, bool clear)
 {
-    return flags_wait_for(flags, rel_time, clear, osFlagsWaitAll);
+    return flags_wait_for(flags, rel_time, clear, osFlagsWaitAny);
 }
 
 uint32_t ThisThread::flags_wait_any_until(uint32_t flags, uint64_t millisec, bool clear)