diff --git a/binaries/data/mods/mod/gui/msgbox/msgbox.js b/binaries/data/mods/mod/gui/msgbox/msgbox.js
index 3bc43d251e..11dae74a01 100644
--- a/binaries/data/mods/mod/gui/msgbox/msgbox.js
+++ b/binaries/data/mods/mod/gui/msgbox/msgbox.js
@@ -2,7 +2,7 @@
  * Currently limited to at most 3 buttons per message box.
  * The convention is to have "cancel" appear first.
  */
-function init(data)
+export function init(data)
 {
 	// Set title
 	Engine.GetGUIObjectByName("mbTitleBar").caption = data.title;
diff --git a/binaries/data/mods/mod/gui/msgbox/msgbox.xml b/binaries/data/mods/mod/gui/msgbox/msgbox.xml
index 360be9c8df..ee56ffea70 100644
--- a/binaries/data/mods/mod/gui/msgbox/msgbox.xml
+++ b/binaries/data/mods/mod/gui/msgbox/msgbox.xml
@@ -3,7 +3,7 @@
 <objects>
 
 	<script directory="gui/common/"/>
-	<script directory="gui/msgbox/"/>
+	<script module="gui/msgbox/msgbox.js"/>
 
 	<!-- Fade out the background because it's non-interactable -->
 	<object sprite="ModernFade" type="image"/>