1 files changed, 4 insertions, 0 deletions
diff --git a/src/or/relay.c b/src/or/relay.c
index d9ca3760f..95d30a984 100644
--- a/src/or/relay.c
+++ b/src/or/relay.c
@@ -1890,6 +1890,10 @@ append_cell_to_circuit_queue(circuit_t *circ, or_connection_t *orconn,
     queue = &orcirc->p_conn_cells;
     streams_blocked = circ->streams_blocked_on_p_conn;
   }
+  if (cell->command == CELL_RELAY_EARLY && orconn->link_proto < 2) {
+    /* V1 connections don't understand RELAY_EARLY. */
+    cell->command = CELL_RELAY;
+  }
 
   cell_queue_append_packed_copy(queue, cell);