diff --git a/src/scadlexer.cpp b/src/scadlexer.cpp
index db52df1a..c1cc5115 100644
--- a/src/scadlexer.cpp
+++ b/src/scadlexer.cpp
@@ -28,6 +28,8 @@ ScadLexer::ScadLexer(QObject *parent) : QsciLexerCPP(parent)
 		"intersection linear_extrude rotate_extrude import group  "
 		"projection render surface scale rotate mirror translate "
 		"multmatrix color offset ";
+
+    setFoldComments(true);
 }
 
 ScadLexer::~ScadLexer()