diff --git a/src/preserves/preserves_schema_nim.nim b/src/preserves/preserves_schema_nim.nim
index ace740e..a768f69 100644
--- a/src/preserves/preserves_schema_nim.nim
+++ b/src/preserves/preserves_schema_nim.nim
@@ -410,7 +410,7 @@ proc embeddingParams(scm: Schema; embeddable: bool): PNode =
     newEmpty()
 
 proc identDef(scm: Schema; a, b: PNode; embeddable: bool): PNode =
-  if embeddable and b.kind notin {nkBracketExpr, nkTupleTy} and
+  if embeddable and scm.hasEmbeddedType and b.kind notin {nkBracketExpr, nkTupleTy} and
       (b.kind != nkIdent or b.ident.s != scm.embeddedIdentString):
     nn(nkIdentDefs, a, nn(nkBracketExpr, b, embeddedIdent(scm)), newEmpty())
   else: