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-rw-r--r--os/kernel/src/chheap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/os/kernel/src/chheap.c b/os/kernel/src/chheap.c
index d1dab1580..203d69d13 100644
--- a/os/kernel/src/chheap.c
+++ b/os/kernel/src/chheap.c
@@ -255,7 +255,7 @@ size_t chHeapStatus(MemoryHeap *heapp, size_t *sizep) {
#if CH_USE_MUTEXES
#define H_LOCK() chMtxLock(&hmtx)
-#define H_UNLOCK() chMtxLock(&hmtx)
+#define H_UNLOCK() chMtxUnock()
static Mutex hmtx;
#elif CH_USE_SEMAPHORES
#define H_LOCK() chSemWait(&hsem)