1 files changed, 5 insertions, 2 deletions
diff --git a/src/kernel/KernelKit/Semaphore.h b/src/kernel/KernelKit/Semaphore.h
index e10c1c2e..ecfdb6a9 100644
--- a/src/kernel/KernelKit/Semaphore.h
+++ b/src/kernel/KernelKit/Semaphore.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef __KERNEL_KIT_TLS_H__
+#define __KERNEL_KIT_TLS_H__
 
 /// @author Amlal El Mahrouss
 /// @file Semaphore.h
@@ -107,4 +108,6 @@ inline BOOL rtl_sem_wait(SemaphoreArr& sem, UInt64 owner, UInt64 timeout,
 
   return FALSE;  // Failed to acquire semaphore
 }
-}  // namespace Kernel
-\ No newline at end of file
+}  // namespace Kernel
+
+#endif // !__KERNEL_KIT_TLS_H__
+\ No newline at end of file