diff --git a/compiler/lambdalifting.nim b/compiler/lambdalifting.nim
index ba67f0d4e7..3054b1f2ec 100644
--- a/compiler/lambdalifting.nim
+++ b/compiler/lambdalifting.nim
@@ -465,7 +465,7 @@ proc detectCapturedVars(n: PNode; owner: PSym; c: var DetectionPass) =
           w = up
   of nkEmpty..pred(nkSym), succ(nkSym)..nkNilLit,
      nkTemplateDef, nkTypeSection, nkProcDef, nkMethodDef,
-     nkConverterDef, nkMacroDef, nkFuncDef:
+     nkConverterDef, nkMacroDef, nkFuncDef, nkCommentStmt:
     discard
   of nkLambdaKinds, nkIteratorDef:
     if n.typ != nil: