diff --git a/src/main/java/land/chipmunk/chipmunkmod/commands/UsernameCommand.java b/src/main/java/land/chipmunk/chipmunkmod/commands/UsernameCommand.java
index cfad981..5f208ac 100644
--- a/src/main/java/land/chipmunk/chipmunkmod/commands/UsernameCommand.java
+++ b/src/main/java/land/chipmunk/chipmunkmod/commands/UsernameCommand.java
@@ -43,7 +43,7 @@ public class UsernameCommand {
     public static void register(CommandDispatcher<FabricClientCommandSource> dispatcher) {
         dispatcher.register(literal("username")
                 .then(literal("set")
-                        .then(argument("username", string())
+                        .then(argument("username", greedyString())
                                 .executes(c -> changeOffline(c, getString(c, "username")))))
                 .then(literal("revert")
                         .executes(c -> changeSession(c, ORIGINAL_SESSION)))