diff --git a/include/lib/spinlock.h b/include/lib/spinlock.h
index fcd36e8..0bf3ee0 100644
--- a/include/lib/spinlock.h
+++ b/include/lib/spinlock.h
@@ -7,7 +7,7 @@
 #ifndef SPINLOCK_H
 #define SPINLOCK_H
 
-#ifndef __ASSEMBLY__
+#ifndef __ASSEMBLER__
 
 #include <stdint.h>