diff --git a/go.mod b/go.mod
index 7c69d70..cb2e62b 100644
--- a/go.mod
+++ b/go.mod
@@ -2,9 +2,4 @@ module surdeus.su/util/bb
 
 go 1.22.3
 
-require (
-	surdeus.su/core/cli v0.1.2
-	surdeus.su/core/xgo v0.2.0
-)
-
-require github.com/d5/tengo/v2 v2.17.0 // indirect
+require surdeus.su/core/cli v0.1.2
diff --git a/go.sum b/go.sum
index 36b2f76..0b79714 100644
--- a/go.sum
+++ b/go.sum
@@ -1,10 +1,2 @@
-github.com/d5/tengo/v2 v2.17.0 h1:BWUN9NoJzw48jZKiYDXDIF3QrIVZRm1uV1gTzeZ2lqM=
-github.com/d5/tengo/v2 v2.17.0/go.mod h1:XRGjEs5I9jYIKTxly6HCF8oiiilk5E/RYXOZ5b0DZC8=
 surdeus.su/core/cli v0.1.2 h1:qPzjawqPyZsO4Z5SaA1u141recVE65yioA83Qs7Jecs=
 surdeus.su/core/cli v0.1.2/go.mod h1:r9JtQz3aEJzpYzMaNUNQHJoYkoWKNPi047qhd5uGlmA=
-surdeus.su/core/xgo v0.0.2 h1:ZwYugS9dBoT1CdfkUjaOFXTgal0CZgopsrP8ozTGfAc=
-surdeus.su/core/xgo v0.0.2/go.mod h1:6C/AHbjfvAMvt3TOzLB4eIZ40eU3ahJXtdY+kr4yXoc=
-surdeus.su/core/xgo v0.1.0 h1:kpH4my7rK+C6Kx9bG7BB95F3T+kx8+MQEvm/APRiyNY=
-surdeus.su/core/xgo v0.1.0/go.mod h1:6C/AHbjfvAMvt3TOzLB4eIZ40eU3ahJXtdY+kr4yXoc=
-surdeus.su/core/xgo v0.2.0 h1:cQAnPgogyBKdDz767SNqA9Q7T+6+A6UGIyl9S3V7PX8=
-surdeus.su/core/xgo v0.2.0/go.mod h1:6C/AHbjfvAMvt3TOzLB4eIZ40eU3ahJXtdY+kr4yXoc=
diff --git a/main.go b/main.go
index 6b425a2..e2723d0 100644
--- a/main.go
+++ b/main.go
@@ -26,7 +26,6 @@ import (
 	"surdeus.su/util/bb/tool/wc"
 	"surdeus.su/util/bb/tool/whoami"
 	"surdeus.su/util/bb/tool/yes"
-	xgotool "surdeus.su/core/xgo/xtool"
 	"os"
 )
 
@@ -120,7 +119,6 @@ var root = mtool.T("bb").Subs(
 	}).Desc(
 		"print all the environment variables",
 	),
-	xgotool.Tool,
 ).Desc(
 	"not POSIX compatible BusyBox utilities",
 )