diff --git a/scene/3d/label_3d.cpp b/scene/3d/label_3d.cpp
index 810c0c53266..296218bf25a 100644
--- a/scene/3d/label_3d.cpp
+++ b/scene/3d/label_3d.cpp
@@ -126,10 +126,6 @@ void Label3D::_bind_methods() {
 
 	ClassDB::bind_method(D_METHOD("generate_triangle_mesh"), &Label3D::generate_triangle_mesh);
 
-	ClassDB::bind_method(D_METHOD("_queue_update"), &Label3D::_queue_update);
-	ClassDB::bind_method(D_METHOD("_font_changed"), &Label3D::_font_changed);
-	ClassDB::bind_method(D_METHOD("_im_update"), &Label3D::_im_update);
-
 	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "pixel_size", PROPERTY_HINT_RANGE, "0.0001,128,0.0001,suffix:m"), "set_pixel_size", "get_pixel_size");
 	ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "offset", PROPERTY_HINT_NONE, "suffix:px"), "set_offset", "get_offset");
 
@@ -239,7 +235,7 @@ void Label3D::_queue_update() {
 	}
 
 	pending_update = true;
-	call_deferred(SceneStringNames::get_singleton()->_im_update);
+	callable_mp(this, &Label3D::_im_update).call_deferred();
 }
 
 AABB Label3D::get_aabb() const {
@@ -766,12 +762,12 @@ void Label3D::_font_changed() {
 void Label3D::set_font(const Ref<Font> &p_font) {
 	if (font_override != p_font) {
 		if (font_override.is_valid()) {
-			font_override->disconnect(CoreStringNames::get_singleton()->changed, Callable(this, "_font_changed"));
+			font_override->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &Label3D::_font_changed));
 		}
 		font_override = p_font;
 		dirty_font = true;
 		if (font_override.is_valid()) {
-			font_override->connect(CoreStringNames::get_singleton()->changed, Callable(this, "_font_changed"));
+			font_override->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &Label3D::_font_changed));
 		}
 		_queue_update();
 	}
@@ -783,7 +779,7 @@ Ref<Font> Label3D::get_font() const {
 
 Ref<Font> Label3D::_get_font_or_default() const {
 	if (theme_font.is_valid()) {
-		theme_font->disconnect(CoreStringNames::get_singleton()->changed, Callable(const_cast<Label3D *>(this), "_font_changed"));
+		theme_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(const_cast<Label3D *>(this), &Label3D::_font_changed));
 		theme_font.unref();
 	}
 
@@ -801,7 +797,7 @@ Ref<Font> Label3D::_get_font_or_default() const {
 				Ref<Font> f = ThemeDB::get_singleton()->get_project_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E);
 				if (f.is_valid()) {
 					theme_font = f;
-					theme_font->connect(CoreStringNames::get_singleton()->changed, Callable(const_cast<Label3D *>(this), "_font_changed"));
+					theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(const_cast<Label3D *>(this), &Label3D::_font_changed));
 				}
 				return f;
 			}
@@ -818,7 +814,7 @@ Ref<Font> Label3D::_get_font_or_default() const {
 				Ref<Font> f = ThemeDB::get_singleton()->get_default_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E);
 				if (f.is_valid()) {
 					theme_font = f;
-					theme_font->connect(CoreStringNames::get_singleton()->changed, Callable(const_cast<Label3D *>(this), "_font_changed"));
+					theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(const_cast<Label3D *>(this), &Label3D::_font_changed));
 				}
 				return f;
 			}
@@ -829,7 +825,7 @@ Ref<Font> Label3D::_get_font_or_default() const {
 	Ref<Font> f = ThemeDB::get_singleton()->get_default_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", StringName());
 	if (f.is_valid()) {
 		theme_font = f;
-		theme_font->connect(CoreStringNames::get_singleton()->changed, Callable(const_cast<Label3D *>(this), "_font_changed"));
+		theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(const_cast<Label3D *>(this), &Label3D::_font_changed));
 	}
 	return f;
 }
diff --git a/scene/3d/sprite_3d.cpp b/scene/3d/sprite_3d.cpp
index 6e44696fe4d..665eb2916b6 100644
--- a/scene/3d/sprite_3d.cpp
+++ b/scene/3d/sprite_3d.cpp
@@ -372,7 +372,7 @@ void SpriteBase3D::_queue_redraw() {
 	update_gizmos();
 
 	pending_update = true;
-	call_deferred(SceneStringNames::get_singleton()->_im_update);
+	callable_mp(this, &SpriteBase3D::_im_update).call_deferred();
 }
 
 AABB SpriteBase3D::get_aabb() const {
@@ -577,8 +577,6 @@ void SpriteBase3D::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_item_rect"), &SpriteBase3D::get_item_rect);
 	ClassDB::bind_method(D_METHOD("generate_triangle_mesh"), &SpriteBase3D::generate_triangle_mesh);
 
-	ClassDB::bind_method(D_METHOD("_im_update"), &SpriteBase3D::_im_update);
-
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "centered"), "set_centered", "is_centered");
 	ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "offset", PROPERTY_HINT_NONE, "suffix:px"), "set_offset", "get_offset");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "flip_h"), "set_flip_h", "is_flipped_h");
diff --git a/scene/scene_string_names.cpp b/scene/scene_string_names.cpp
index 536ffd1fe48..b823ef65726 100644
--- a/scene/scene_string_names.cpp
+++ b/scene/scene_string_names.cpp
@@ -168,8 +168,6 @@ SceneStringNames::SceneStringNames() {
 	_drop_data = StaticCString::create("_drop_data");
 	_can_drop_data = StaticCString::create("_can_drop_data");
 
-	_im_update = StaticCString::create("_im_update"); // Sprite3D
-
 	baked_light_changed = StaticCString::create("baked_light_changed");
 	_baked_light_changed = StaticCString::create("_baked_light_changed");
 
diff --git a/scene/scene_string_names.h b/scene/scene_string_names.h
index ca8f7a1e7df..cb5fffa595b 100644
--- a/scene/scene_string_names.h
+++ b/scene/scene_string_names.h
@@ -180,8 +180,6 @@ public:
 
 	StringName _get_minimum_size;
 
-	StringName _im_update;
-
 	StringName baked_light_changed;
 	StringName _baked_light_changed;