diff --git a/luci-app-passwall/luasrc/passwall/com.lua b/luci-app-passwall/luasrc/passwall/com.lua
index 55af79950..83ac01fd9 100644
--- a/luci-app-passwall/luasrc/passwall/com.lua
+++ b/luci-app-passwall/luasrc/passwall/com.lua
@@ -62,7 +62,7 @@ _M["chinadns-ng"] = {
 	default_path = "/usr/bin/chinadns-ng",
 	match_fmt_str = "%s",
 	file_tree = {
-		x86_64  = "x86_64",
+		x86_64  = "x86_64@",
 		x86     = "i686",
 		mips    = "mips%-.*mips32%+soft_float@",
 		mipsel  = "mipsel.*mips32%+soft_float@",