diff --git a/src/bin/login.rs b/src/bin/login.rs
index f92e7db89f..5b5ebec160 100644
--- a/src/bin/login.rs
+++ b/src/bin/login.rs
@@ -75,8 +75,8 @@ pub fn main() {
                 command.current_dir(passwd.home);
 
                 command.env("USER", &user);
-                command.uid("UID", passwd.uid);
-                command.uid("GROUPS", passwd.gid);
+                command.env("UID", format!("{}", passwd.uid));
+                command.env("GROUPS", format!("{}", passwd.gid));
                 command.env("HOME", passwd.home);
                 command.env("SHELL", passwd.shell);