diff --git a/src/editor/leftareaoftextedit.cpp b/src/editor/leftareaoftextedit.cpp
index 36ff6fac..313061b7 100644
--- a/src/editor/leftareaoftextedit.cpp
+++ b/src/editor/leftareaoftextedit.cpp
@@ -61,7 +61,7 @@ int LeftAreaTextEdit::lineNumberAreaWidth()
     }
 
     qCDebug(appLog) << "LeftAreaTextEdit lineNumberAreaWidth return";
-    return 13 + fontMetrics().horizontalAdvance(QLatin1Char('9')) * digits + 40;
+    return m_pTextEdit->lineNumberAreaWidth();
 }