diff --git a/config/outbound.go b/config/outbound.go
index 306fbf3..47c8496 100644
--- a/config/outbound.go
+++ b/config/outbound.go
@@ -195,7 +195,7 @@ func patchWarp(base *option.Outbound) error {
 			warpConfig.WireGuardOptions.Detour = detour
 			if detour != "" {
 				if warpConfig.WireGuardOptions.MTU > 1000 {
-					warpConfig.WireGuardOptions.MTU -= 100
+					warpConfig.WireGuardOptions.MTU -= 160
 				}
 				warpConfig.WireGuardOptions.FakePackets = ""
 			}
diff --git a/config/warp.go b/config/warp.go
index 1af2369..d9eafaf 100644
--- a/config/warp.go
+++ b/config/warp.go
@@ -167,7 +167,7 @@ func generateWarp(license string, host string, port uint16, fakePackets string,
 		fakePacketsSize = "40-100"
 	}
 	if fakePackets != "" && fakePacketsDelay == "" {
-		fakePacketsDelay = "200-500"
+		fakePacketsDelay = "20-250"
 	}
 
 	// warp.UpdatePath("./secondary")