diff --git a/compiler/semtypes.nim b/compiler/semtypes.nim
index 8348c54c4c..a7bae6674d 100644
--- a/compiler/semtypes.nim
+++ b/compiler/semtypes.nim
@@ -528,7 +528,7 @@ proc semAnonTuple(c: PContext, n: PNode, prev: PType): PType =
   result = newOrPrevType(tyTuple, prev, c)
   for it in n:
     let t = semTypeNode(c, it, nil)
-    if t != nil and t.kind == tyVoid:
+    if t != nil and t.skipTypes({tyGenericInst, tyAlias, tySink}).kind == tyVoid:
       localError(c.config, it.info, "'void' is not allowed as a field type")
     else:
       addSonSkipIntLitChecked(c, result, t, it, c.idgen)