1 files changed, 2 insertions, 2 deletions
diff --git a/sys/include/sys/filedesc.h b/sys/include/sys/filedesc.h
index f8f9ba6..f2c2778 100644
--- a/sys/include/sys/filedesc.h
+++ b/sys/include/sys/filedesc.h
@@ -31,7 +31,7 @@
 #define _SYS_FILEDESC_H_
 
 #include <sys/vnode.h>
-#include <sys/spinlock.h>
+#include <sys/mutex.h>
 #include <sys/syscall.h>
 #include <sys/types.h>
 
@@ -51,7 +51,7 @@ struct filedesc {
     off_t offset;
     bool is_dir;
     struct vnode *vnode;
-    struct spinlock lock;
+    struct mutex lock;
 };
 
 #if defined(_KERNEL)