Fix typo in include protector

diff --git a/common/os/Thread.h b/common/os/Thread.h
index 1a9aa54b9be24473cb8f0a8040df2ca3d875091f..bca41bbc1218dbd4d056b60510f8e90e78874bd2 100644 (file)
--- a/common/os/Thread.h
+++ b/common/os/Thread.h
@@ -17,7 +17,7 @@
  */
 
 #ifndef __OS_THREAD_H__
-#define __OP_THREAD_H__
+#define __OS_THREAD_H__
 
 namespace os {
   class Mutex;