diff --git a/internal/lib/syscall/syscall_linux.go b/internal/lib/syscall/syscall_linux.go
index 7c4c2a59..17d9fe95 100644
--- a/internal/lib/syscall/syscall_linux.go
+++ b/internal/lib/syscall/syscall_linux.go
@@ -79,7 +79,7 @@ func (w WaitStatus) TrapCause() int {
 }
 */
 
-func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, err error) {
+func Wait4(pid int, wstatus *WaitStatus, options int, rusage *syscall.Rusage) (wpid int, err error) {
 	var status c.Int
 	wpid, err = wait4(pid, &status, options, rusage)
 	if wstatus != nil {