diff --git a/ide/uniteditor.pp b/ide/uniteditor.pp
index db136ce629..b2a6062f73 100644
--- a/ide/uniteditor.pp
+++ b/ide/uniteditor.pp
@@ -1809,7 +1809,7 @@ var
 begin
   inherited Create(AOwner);
   Name:=DefaultSourceNoteBookName;
-  Caption := 'Lazarus Source Editor';
+  Caption := locwndSrcEditor;
   FProcessingCommand := false;
 
   FMainIDE := AOwner;