diff --git a/go.mod b/go.mod
index 4f04eaf2..33a6fc58 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/base-org/pessimism
 go 1.21
 
 require (
-	github.com/ethereum-optimism/optimism v1.1.6-rc.2.0.20231005231252-34f2657719c1
+	github.com/ethereum-optimism/optimism v1.2.0
 	github.com/ethereum/go-ethereum v1.13.1
 	github.com/go-chi/chi v1.5.5
 	github.com/go-chi/render v1.0.3
diff --git a/go.sum b/go.sum
index 5dcc8a4b..10e76138 100644
--- a/go.sum
+++ b/go.sum
@@ -176,8 +176,8 @@ github.com/ethereum-optimism/go-ethereum-hdwallet v0.1.3 h1:RWHKLhCrQThMfch+QJ1Z
 github.com/ethereum-optimism/go-ethereum-hdwallet v0.1.3/go.mod h1:QziizLAiF0KqyLdNJYD7O5cpDlaFMNZzlxYNcWsJUxs=
 github.com/ethereum-optimism/op-geth v1.101301.0-rc.2.0.20231002141926-1e6910b91798 h1:WRaF/uniRnlxTVlMfFWPtMe9NefzZWg/8Fc93Nao76w=
 github.com/ethereum-optimism/op-geth v1.101301.0-rc.2.0.20231002141926-1e6910b91798/go.mod h1:p02vxGt8jcF8pCwkUU5Oy56X8/JsM1Js+KC+fwihVgk=
-github.com/ethereum-optimism/optimism v1.1.6-rc.2.0.20231005231252-34f2657719c1 h1:/FRey5JP1sgiZH6cRdkg17mbR6//Gm0PdwuNEuaQKMs=
-github.com/ethereum-optimism/optimism v1.1.6-rc.2.0.20231005231252-34f2657719c1/go.mod h1:y1J1a0BkbJ5MTImx1Ayk2syTXZEoFucRAsBpdzbn0Qk=
+github.com/ethereum-optimism/optimism v1.2.0 h1:wlVqKHj6+HCMrXRskLM7b45zcdqSHCsVk0Kmg+ViCS8=
+github.com/ethereum-optimism/optimism v1.2.0/go.mod h1:y1J1a0BkbJ5MTImx1Ayk2syTXZEoFucRAsBpdzbn0Qk=
 github.com/ethereum-optimism/superchain-registry/superchain v0.0.0-20231001123245-7b48d3818686 h1:f57hd8G96c8ORWd4ameFpveSnHcb0hA2D1VatviwoDc=
 github.com/ethereum-optimism/superchain-registry/superchain v0.0.0-20231001123245-7b48d3818686/go.mod h1:q0u2UbyOr1q/y94AgMOj/V8b1KO05ZwILTR/qKt7Auo=
 github.com/ethereum/c-kzg-4844 v0.3.1 h1:sR65+68+WdnMKxseNWxSJuAv2tsUrihTpVBTfM/U5Zg=