diff --git a/op-boba.yml b/op-boba.yml
index 31cf7c17..5c5de6e4 100644
--- a/op-boba.yml
+++ b/op-boba.yml
@@ -22,6 +22,7 @@ services:
       --http.addr=0.0.0.0
       --http.port=9545
       --ws.port=9545
+      --ws.addr=0.0.0.0
       --ws
       --http.corsdomain=*
       --http.vhosts=*