diff --git a/tools/lammps-gui/codeeditor.cpp b/tools/lammps-gui/codeeditor.cpp
index 6b4df6ba4d..ff3fa2f300 100644
--- a/tools/lammps-gui/codeeditor.cpp
+++ b/tools/lammps-gui/codeeditor.cpp
@@ -23,10 +23,10 @@ CodeEditor::CodeEditor(QWidget *parent) : QPlainTextEdit(parent)
 
     connect(this, &CodeEditor::blockCountChanged, this, &CodeEditor::updateLineNumberAreaWidth);
     connect(this, &CodeEditor::updateRequest, this, &CodeEditor::updateLineNumberArea);
-    connect(this, &CodeEditor::cursorPositionChanged, this, &CodeEditor::highlightCurrentLine);
+    // connect(this, &CodeEditor::cursorPositionChanged, this, &CodeEditor::highlightCurrentLine);
 
     updateLineNumberAreaWidth(0);
-    highlightCurrentLine();
+    // highlightCurrentLine();
 }
 
 int CodeEditor::lineNumberAreaWidth()