diff -r 1f42c03fafca -r 5760cbb32bc0 src/model.cpp
--- a/src/model.cpp	Sun Jul 25 20:29:14 2021 +0300
+++ b/src/model.cpp	Sun Jul 25 20:39:21 2021 +0300
@@ -121,9 +121,9 @@
 void Model::append(ModelObjectPointer&& object)
 {
 	const int position = static_cast<int>(this->body.size());
-	emit beginInsertRows({}, position, position);
+	Q_EMIT beginInsertRows({}, position, position);
 	this->body.push_back(std::move(object));
-	emit endInsertRows();
+	Q_EMIT endInsertRows();
 	this->needRecache = true;
 }
 
@@ -131,9 +131,9 @@
 {
 	if (position >= 0 and position < signed_cast(this->body.size()))
 	{
-		emit beginRemoveRows({}, position, position);
+		Q_EMIT beginRemoveRows({}, position, position);
 		this->body.erase(std::begin(this->body) + position);
-		emit endRemoveRows();
+		Q_EMIT endRemoveRows();
 		this->needRecache = true;
 	}
 }