diff --git a/scripts/dev-up.sh b/scripts/dev-up.sh
index 0b75af6..624ea22 100755
--- a/scripts/dev-up.sh
+++ b/scripts/dev-up.sh
@@ -10,7 +10,9 @@ APP_NAME="cyrene"
 APP_BIN="$HOME/apps/cyrene/$APP_NAME"
 EMB_MODEL="$MODEL_DIR/Qwen3-Embedding-0.6B-Q8_0.gguf"
 EMB_PORT=11434
-GW_PORT=10080
+# gateway 端口优先读 .env 的 PORT（用户可改），找不到才回退 10080
+GW_PORT="$(grep -E '^PORT=' "$REPO/.env" 2>/dev/null | head -1 | cut -d= -f2)"
+GW_PORT="${GW_PORT:-10080}"
 
 cd "$REPO"