diff --git a/src/komodo.h b/src/komodo.h
index 85bccd095..0f5c075fc 100644
--- a/src/komodo.h
+++ b/src/komodo.h
@@ -809,6 +809,7 @@ int32_t komodo_opreturn(uint8_t *opret,int32_t maxsize)
                             printf(" coinbase opret[%d] crc32.%u:%u\n",n,crc32,check);
                         }
                     } else printf("t%u too old for %u\n",timestamp,(uint32_t)time(NULL));
+                    lastcrc = crc32;
                 } else printf("crc32 %u mismatch %u\n",crc32,check);
             } else printf("fread.%d error != fsize.%d\n",retval,fsize);
         } else printf("fsize.%d > maxsize.%d or data[%d]\n",fsize,maxsize,(int32_t)sizeof(data));