diff --git a/pglab/codeeditor/CodeEditor.cpp b/pglab/codeeditor/CodeEditor.cpp
index ac75455..ee591a8 100644
--- a/pglab/codeeditor/CodeEditor.cpp
+++ b/pglab/codeeditor/CodeEditor.cpp
@@ -120,14 +120,6 @@ void CodeEditor::updateExtraSelections()
 	setExtraSelections(extraSelections);
 }
 
-void CodeEditor::drawGutterErrorMarker(QPainter &painter, int top)
-{
-    int s = fontMetrics().height() - 8;
-    painter.setBrush(QBrush(Qt::red));
-    painter.drawEllipse(4, top + 4, s, s);
-
-}
-
 bool CodeEditor::lineHasError(int blockNumber) const
 {
     return errorLines.count(blockNumber) > 0;
diff --git a/pglab/codeeditor/CodeEditor.h b/pglab/codeeditor/CodeEditor.h
index 2f40d5f..aa6ab02 100644
--- a/pglab/codeeditor/CodeEditor.h
+++ b/pglab/codeeditor/CodeEditor.h
@@ -49,8 +49,6 @@ private:
     bool lineHasError(int blockNumber) const;
     void updateExtraSelections();
 	bool indentSelection(bool indent);
-    void drawGutterErrorMarker(QPainter &painter, int top);
-
     void insertIndentation(QTextCursor &cursor);
     void removeIndentation(QTextCursor &cursor);
     void makeSelection(QTextCursor &cursor, int first_pos, int end_block);
diff --git a/pglab/codeeditor/GutterPainter.h b/pglab/codeeditor/GutterPainter.h
index 3594ea3..ebe37f8 100644
--- a/pglab/codeeditor/GutterPainter.h
+++ b/pglab/codeeditor/GutterPainter.h
@@ -18,7 +18,6 @@ private:
     QPaintEvent *event;
     QFontMetrics fontMetrics;
 
-    // Loop state
     struct LoopState {
         CodeEditor *editor;
         QTextBlock block;