diff --git a/sys/kernel/descrip.c b/sys/kernel/descrip.c
index 50b784a..cc7573d 100644
--- a/sys/kernel/descrip.c
+++ b/sys/kernel/descrip.c
@@ -66,7 +66,7 @@
   return (0x0);
 }
 
-int sys_fcntl(struct thread *td, struct fcntl_args *uap) {
+int sys_fcntl(struct thread *td, struct sys_fcntl_args *uap) {
   return (fnctl(td, uap));
 }