diff --git a/Data-UB/AddOns/Data-UB-Vanilla/Ja2_Options.INI b/Data-UB/AddOns/Data-UB-Vanilla/Ja2_Options.INI
index bac17f81b..7b27a175d 100644
--- a/Data-UB/AddOns/Data-UB-Vanilla/Ja2_Options.INI
+++ b/Data-UB/AddOns/Data-UB-Vanilla/Ja2_Options.INI
@@ -965,7 +965,7 @@ SHOW_SUPPRESSION_COUNT_ALT = FALSE
 ; reloads the weapon. Mouse button 5 switches the cursor to roofs, alt + mouse button 5 enables climbing to roofs.
 ;------------------------------------------------------------------------------------------------------------------------------
 
-ENABLE_EXT_MOUSE_KEYS = FALSE
+ENABLE_EXT_MOUSE_KEYS = TRUE
 
 ;------------------------------------------------------------------------------------------------------------------------------
 ; Allow alternate mouse commands