1 files changed, 1 insertions, 1 deletions
diff --git a/std/mutex.zig b/std/mutex.zig
index 125a763479..c0b5d3b002 100644
--- a/std/mutex.zig
+++ b/std/mutex.zig
@@ -96,7 +96,7 @@ const MutexWindows = struct {
 
     pub fn acquire(self: *Mutex) Held {
         self.initOsData();
-        windows.EnterCriticalSection(&self.lock);
+        while (windows.TryEnterCriticalSection(&self.lock) == 0) {}
         return Held { .mutex = self };
     }
 };