diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index def6e0d480d..8448acaaceb 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -4998,7 +4998,7 @@ static int ui_do_but_NUM(
     }
 
     /* XXX hardcoded keymap check.... */
-    if (type == MOUSEPAN && event->alt) {
+    if (type == MOUSEPAN && event->ctrl) {
       /* allow accumulating values, otherwise scrolling gets preference */
       retval = WM_UI_HANDLER_BREAK;
     }
@@ -5310,7 +5310,7 @@ static int ui_do_but_SLI(
     }
 
     /* XXX hardcoded keymap check.... */
-    if (type == MOUSEPAN && event->alt) {
+    if (type == MOUSEPAN && event->ctrl) {
       /* allow accumulating values, otherwise scrolling gets preference */
       retval = WM_UI_HANDLER_BREAK;
     }