diff --git a/op/geth/bob-mainnet-op-geth-pruned-pebble-hash.yml b/op/geth/bob-mainnet-op-geth-pruned-pebble-hash.yml
index 776d947f..196919e9 100644
--- a/op/geth/bob-mainnet-op-geth-pruned-pebble-hash.yml
+++ b/op/geth/bob-mainnet-op-geth-pruned-pebble-hash.yml
@@ -108,7 +108,7 @@ services:
       - traefik.http.routers.bob-mainnet-op-geth-pruned-pebble-hash.middlewares=bob-mainnet-op-geth-pruned-pebble-hash-stripprefix, ipallowlist
 
   bob-mainnet-node:
-    image: ${BOB_NODE_IMAGE:-us-docker.pkg.dev/oplabs-tools-artifacts/images/op-node}:${BOB_MAINNET_NODE_VERSION:-v1.17.0}
+    image: ${BOB_NODE_IMAGE:-us-docker.pkg.dev/oplabs-tools-artifacts/images/op-node}:${BOB_MAINNET_NODE_VERSION:-v1.16.12}
     ports:
       - 16363:16363
       - 16363:16363/udp