diff --git a/cmd/yggdrasil/chuser_unix.go b/cmd/yggdrasil/chuser_unix.go
index 4aa4cc29a..24a706df8 100644
--- a/cmd/yggdrasil/chuser_unix.go
+++ b/cmd/yggdrasil/chuser_unix.go
@@ -17,7 +17,7 @@ func chuser(input string) error {
 	if givenUser == "" {
 		return fmt.Errorf("user is empty")
 	}
-	if strings.Index(input, ":") > -1 && givenGroup == "" {
+	if strings.Contains(input, ":") && givenGroup == "" {
 		return fmt.Errorf("group is empty")
 	}
 
diff --git a/go.mod b/go.mod
index a77ca47d3..d8a7321c8 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/yggdrasil-network/yggdrasil-go
 go 1.21
 
 require (
-	github.com/Arceliar/ironwood v0.0.0-20241210120540-9deb08d9f8f9
+	github.com/Arceliar/ironwood v0.0.0-20241213013129-743fe2fccbd3
 	github.com/Arceliar/phony v0.0.0-20220903101357-530938a4b13d
 	github.com/cheggaaa/pb/v3 v3.1.5
 	github.com/coder/websocket v1.8.12
diff --git a/go.sum b/go.sum
index 8aae0a776..d21246b39 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/Arceliar/ironwood v0.0.0-20241210120540-9deb08d9f8f9 h1:myI8fs7+Iw6g/ywvY9QNQOEzny51AklMz4sF0ErtTm8=
-github.com/Arceliar/ironwood v0.0.0-20241210120540-9deb08d9f8f9/go.mod h1:SrrElc3FFMpYCODSr11jWbLFeOM8WsY+DbDY/l2AXF0=
+github.com/Arceliar/ironwood v0.0.0-20241213013129-743fe2fccbd3 h1:d8N0z+udAnbU5PdjpLSNPTWlqeU/nnYsQ42B6+879aw=
+github.com/Arceliar/ironwood v0.0.0-20241213013129-743fe2fccbd3/go.mod h1:SrrElc3FFMpYCODSr11jWbLFeOM8WsY+DbDY/l2AXF0=
 github.com/Arceliar/phony v0.0.0-20220903101357-530938a4b13d h1:UK9fsWbWqwIQkMCz1CP+v5pGbsGoWAw6g4AyvMpm1EM=
 github.com/Arceliar/phony v0.0.0-20220903101357-530938a4b13d/go.mod h1:BCnxhRf47C/dy/e/D2pmB8NkB3dQVIrkD98b220rx5Q=
 github.com/VividCortex/ewma v1.2.0 h1:f58SaIzcDXrSy3kWaHNvuJgJ3Nmz59Zji6XoJR/q1ow=