diff --git a/src/controller.cpp b/src/controller.cpp
index a7af92e..375ad35 100644
--- a/src/controller.cpp
+++ b/src/controller.cpp
@@ -1184,7 +1184,7 @@ void RcxController::showContextMenu(RcxEditor* editor, int line, int nodeIdx,
     menu.addSeparator();
 
     menu.addAction(icon("clippy.svg"), "Copy All as Text", [editor]() {
-        QApplication::clipboard()->setText(editor->scintilla()->text());
+        QApplication::clipboard()->setText(editor->textWithMargins());
     });
 
     menu.exec(globalPos);
diff --git a/src/editor.cpp b/src/editor.cpp
index 1f3821c..9b04cd0 100644
--- a/src/editor.cpp
+++ b/src/editor.cpp
@@ -2154,4 +2154,18 @@ void RcxEditor::setGlobalFontName(const QString& fontName) {
     g_fontName = fontName;
 }
 
+QString RcxEditor::textWithMargins() const {
+    int lineCount = (int)m_sci->SendScintilla(QsciScintillaBase::SCI_GETLINECOUNT);
+    QStringList lines;
+    lines.reserve(lineCount);
+    for (int i = 0; i < lineCount; i++) {
+        QString margin;
+        if (i < m_meta.size())
+            margin = m_meta[i].offsetText;
+        QString lineText = getLineText(m_sci, i);
+        lines.append(margin + lineText);
+    }
+    return lines.join('\n');
+}
+
 } // namespace rcx
diff --git a/src/editor.h b/src/editor.h
index 75f9757..f9cb5ed 100644
--- a/src/editor.h
+++ b/src/editor.h
@@ -49,6 +49,7 @@ public:
     static void setGlobalFontName(const QString& fontName);
 
     // Custom type names (struct types from the tree) shown in type picker + lexer GlobalClass coloring
+    QString textWithMargins() const;
     void setCustomTypeNames(const QStringList& names);
 
     // Saved sources for quick-switch in source picker