diff -r 1f42c03fafca -r 5760cbb32bc0 src/libraries.cpp
--- a/src/libraries.cpp	Sun Jul 25 20:29:14 2021 +0300
+++ b/src/libraries.cpp	Sun Jul 25 20:39:21 2021 +0300
@@ -96,9 +96,9 @@
  */
 void LibraryManager::addLibrary(const Library& library)
 {
-	emit layoutAboutToBeChanged();
+	Q_EMIT layoutAboutToBeChanged();
 	libraries.append(library);
-	emit layoutChanged();
+	Q_EMIT layoutChanged();
 }
 
 /**
@@ -110,9 +110,9 @@
 	Q_ASSERT(isValidIndex(libraryIndex));
 	if (isValidIndex(libraryIndex))
 	{
-		emit layoutAboutToBeChanged();
+		Q_EMIT layoutAboutToBeChanged();
 		libraries.remove(libraryIndex);
-		emit layoutChanged();
+		Q_EMIT layoutChanged();
 	}
 }
 
@@ -189,7 +189,7 @@
 		(isValidIndex(libraryToIndex) or libraryToIndex == count()) and
 		libraryFromIndex != libraryToIndex)
 	{
-		emit layoutAboutToBeChanged();
+		Q_EMIT layoutAboutToBeChanged();
 		const Library library = this->library(libraryFromIndex);
 		if (libraryToIndex > libraryFromIndex)
 		{
@@ -201,7 +201,7 @@
 			this->libraries.removeAt(libraryFromIndex);
 			this->libraries.insert(libraryToIndex, library);
 		}
-		emit layoutChanged();
+		Q_EMIT layoutChanged();
 	}
 }
 
@@ -349,7 +349,7 @@
 	Q_ASSERT(isValidIndex(libraryIndex));
 	const QModelIndex topLeft = this->index(libraryIndex, 0);
 	const QModelIndex bottomRight = this->index(libraryIndex, columnCount({}) - 1);
-	emit dataChanged(topLeft, bottomRight);
+	Q_EMIT dataChanged(topLeft, bottomRight);
 }
 
 /**