diff --git a/rtmp/timeval_arm.go b/rtmp/timeval_arm.go
deleted file mode 100644
index 8bf02ed6..00000000
--- a/rtmp/timeval_arm.go
+++ /dev/null
@@ -1,7 +0,0 @@
-package rtmp
-
-import "golang.org/x/sys/unix"
-
-func setTimeval(sec int) unix.Timeval {
-	return unix.Timeval{Sec: int32(sec)}
-}