diff --git a/widgets/scene_tree.cpp b/widgets/scene_tree.cpp
index 0448ac7..6c319ca 100644
--- a/widgets/scene_tree.cpp
+++ b/widgets/scene_tree.cpp
@@ -295,7 +295,7 @@ void SceneTree::checkActions() {
 	ui->actionSelect_by_mesh->setEnabled(has_mesh);
 	ui->actionSelect_by_material->setEnabled(has_mesh);
 	ui->actionActive_camera->setEnabled(has_cam);
-	ui->actionDefault_camera->setEnabled(is_def_cam);
+	ui->actionDefault_camera->setEnabled(!is_def_cam);
 }