diff --git a/local-tool/installer/linux/build-appimage.sh b/local-tool/installer/linux/build-appimage.sh
index 8e236d6..cf721cd 100755
--- a/local-tool/installer/linux/build-appimage.sh
+++ b/local-tool/installer/linux/build-appimage.sh
@@ -103,9 +103,10 @@ if [ "$wheel_count" -lt 4 ]; then
 fi
 
 # 驗證關鍵 wheel 名稱存在（避免只下載到其他 wheel 卻缺 kp 等）
+# 大小寫不敏感：KneronPLUS wheel 檔名是大寫開頭，pip 下載的是小寫
 missing=()
-for pkg in numpy opencv pyusb kp; do
-    if ! ls "$PAYLOAD_LINUX/wheels/"*${pkg}*.whl >/dev/null 2>&1; then
+for pkg in numpy opencv pyusb KneronPLUS; do
+    if ! ls "$PAYLOAD_LINUX/wheels/" 2>/dev/null | grep -iq "$pkg"; then
         missing+=("$pkg")
     fi
 done
@@ -113,7 +114,7 @@ if [ ${#missing[@]} -gt 0 ]; then
     echo "❌ 缺少關鍵 wheel：${missing[*]}"
     echo "   目前 wheels 目錄內容："
     ls -1 "$PAYLOAD_LINUX/wheels/" 2>/dev/null | sed 's/^/     /'
-    echo "   kp wheel 需手動放到 visiona-local/wheels/linux/（KneronPLUS SDK 非公開套件）"
+    echo "   KneronPLUS wheel 需手動放到 visiona-local/wheels/linux/（非公開套件）"
     exit 1
 fi