diff --git a/pb_decode.c b/pb_decode.c
index e31b537..fcd63c7 100644
--- a/pb_decode.c
+++ b/pb_decode.c
@@ -1631,7 +1631,7 @@
     /* Now decode the submessage contents */
     if (status)
     {
-        status = pb_decode_noinit(&substream, field->submsg_desc, field->pData);
+        status = pb_decode_inner(&substream, field->submsg_desc, field->pData, 0);
     }
     
     if (!pb_close_string_substream(stream, &substream))