diff --git a/binaries/data/mods/public/gui/gamesetup/Pages/GameSetupPage/Panels/Chat/ChatInputPanel.js b/binaries/data/mods/public/gui/gamesetup/Pages/GameSetupPage/Panels/Chat/ChatInputPanel.js
index 38feed0e2e..63aefe5871 100644
--- a/binaries/data/mods/public/gui/gamesetup/Pages/GameSetupPage/Panels/Chat/ChatInputPanel.js
+++ b/binaries/data/mods/public/gui/gamesetup/Pages/GameSetupPage/Panels/Chat/ChatInputPanel.js
@@ -8,7 +8,7 @@ class ChatInputPanel
 		resizeGUIObjectToCaption(this.chatSubmitButton, { "horizontal": "left" }, { "horizontal": 8 });
 
 		this.chatInput = Engine.GetGUIObjectByName("chatInput");
-		this.chatSubmitButton.size.right = this.chatSubmitButton.size.left;
+		this.chatInput.size.right = this.chatSubmitButton.size.left;
 
 		this.chatInput = Engine.GetGUIObjectByName("chatInput");
 		this.chatInput.tooltip = colorizeAutocompleteHotkey(this.Tooltip);