diff --git a/user/go.mod b/user/go.mod
index bf7886e7..ad6231c6 100644
--- a/user/go.mod
+++ b/user/go.mod
@@ -1,6 +1,6 @@
 module github.com/moby/sys/user
 
-go 1.17
+go 1.18
 
 require golang.org/x/sys v0.1.0
 
diff --git a/user/lookup_unix.go b/user/lookup_unix.go
index f95c1409..4540747d 100644
--- a/user/lookup_unix.go
+++ b/user/lookup_unix.go
@@ -1,5 +1,4 @@
 //go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
-// +build darwin dragonfly freebsd linux netbsd openbsd solaris
 
 package user
 
diff --git a/user/user.go b/user/user.go
index 9a919118..e2788a1b 100644
--- a/user/user.go
+++ b/user/user.go
@@ -56,11 +56,11 @@ type IDMap struct {
 	Count    int64
 }
 
-func parseLine(line []byte, v ...interface{}) {
+func parseLine(line []byte, v ...any) {
 	parseParts(bytes.Split(line, []byte(":")), v...)
 }
 
-func parseParts(parts [][]byte, v ...interface{}) {
+func parseParts(parts [][]byte, v ...any) {
 	if len(parts) == 0 {
 		return
 	}
diff --git a/user/user_fuzzer.go b/user/user_fuzzer.go
index e018eae6..5f56cc00 100644
--- a/user/user_fuzzer.go
+++ b/user/user_fuzzer.go
@@ -1,5 +1,4 @@
 //go:build gofuzz
-// +build gofuzz
 
 package user