diff --git a/.github/workflows/deploy-subgraph.yaml b/.github/workflows/deploy-subgraph.yaml
index 8d25a19a9..ad37b1e29 100644
--- a/.github/workflows/deploy-subgraph.yaml
+++ b/.github/workflows/deploy-subgraph.yaml
@@ -12,7 +12,7 @@ on:
           - avalanche
           - base
           - bsc
-          - ethereum
+          - mainnet
           - flare
           - mumbai
           - oasis_sapphire
@@ -45,4 +45,4 @@ jobs:
       - run: git diff --exit-code -- . ':(exclude)subgraph/subgraph.yaml'
       - run: >
           nix develop -c goldsky subgraph deploy "ob4-${{ inputs.network }}/$(date -Idate)-$(openssl rand -hex 2)"
-        working-directory: subgraph
\ No newline at end of file
+        working-directory: subgraph
diff --git a/subgraph/networks.json b/subgraph/networks.json
index 769ef4680..59b368119 100644
--- a/subgraph/networks.json
+++ b/subgraph/networks.json
@@ -34,5 +34,11 @@
             "address": "0x22410e2a46261a1B1e3899a072f303022801C764",
             "startBlock": 10147523
         }
+    },
+    "mainnet": {
+        "OrderBook": {
+            "address": "0x0eA6d458488d1cf51695e1D6e4744e6FB715d37C",
+            "startBlock": 21041924
+        }
     }
-}
\ No newline at end of file
+}