diff --git a/Makefile b/Makefile
index f9e7f26..e565576 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ BRANCH=$(shell git branch --show-current)
 VERSION=$(shell git describe --tags || echo "unknown version")
 NAME=$(BASENAME)-$@
 
-TAGS=with_gvisor,with_quic,with_wireguard,with_utls,with_clash_api
+TAGS=with_gvisor,with_quic,with_wireguard,with_ech,with_utls,with_clash_api
 IOS_TAGS=with_dhcp,with_low_memory,with_conntrack
 GOBUILD=CGO_ENABLED=1 go build -trimpath -tags $(TAGS) -ldflags="-w -s" -buildmode=c-shared