diff --git a/scene/gui/slider.cpp b/scene/gui/slider.cpp
index 3dd5e022f0f..c8d64970d22 100644
--- a/scene/gui/slider.cpp
+++ b/scene/gui/slider.cpp
@@ -73,8 +73,10 @@ void Slider::_gui_input(Ref<InputEvent> p_event) {
 			}
 		} else if (scrollable) {
 			if (mb->is_pressed() && mb->get_button_index() == BUTTON_WHEEL_UP) {
+				grab_focus();
 				set_value(get_value() + get_step());
 			} else if (mb->is_pressed() && mb->get_button_index() == BUTTON_WHEEL_DOWN) {
+				grab_focus();
 				set_value(get_value() - get_step());
 			}
 		}