diff --git a/package/ctcgfw/luci-app-adguardhome/luasrc/model/cbi/AdGuardHome/base.lua b/package/ctcgfw/luci-app-adguardhome/luasrc/model/cbi/AdGuardHome/base.lua
index 9e53163fb3..9e5f001620 100644
--- a/package/ctcgfw/luci-app-adguardhome/luasrc/model/cbi/AdGuardHome/base.lua
+++ b/package/ctcgfw/luci-app-adguardhome/luasrc/model/cbi/AdGuardHome/base.lua
@@ -37,8 +37,8 @@ else
 	local version=uci:get("AdGuardHome","AdGuardHome","version")
 	local testtime=fs.stat(binpath,"mtime")
 	if testtime~=tonumber(binmtime) or version==nil then
-		local tmp=luci.sys.exec(binpath.." -c /dev/null --check-config 2>&1| grep -m 1 -E 'v[0-9.]+' -o")
-		version=string.sub(tmp, 1, -2)
+		local tmp=luci.sys.exec(binpath.." -c /dev/null --check-config 2>&1| grep -m 1 -E '(version |v)[0-9.]+' -o")
+		version=string.sub(tmp, -7)
 		if version=="" then version="core error" end
 		uci:set("AdGuardHome","AdGuardHome","version",version)
 		uci:set("AdGuardHome","AdGuardHome","binmtime",testtime)
@@ -301,4 +301,4 @@ function m.on_commit(map)
 		uci:save("AdGuardHome")
 	end
 end
-return m
\ No newline at end of file
+return m