diff --git a/lib/chains.ts b/lib/chains.ts
index 658d87ac..6b63f90a 100644
--- a/lib/chains.ts
+++ b/lib/chains.ts
@@ -48,7 +48,7 @@ export type AllContracts = {
 const MAINNET_CONTRACTS: AllContracts = {
   controller: "0xf96d54e490317c557a967abfa5d6e33006be69b3",
   pollCreator: "0xBf824EDb6b94D9B52d972d5B25bCc19b4e6E3F3C",
-  l1Migrator: "0xcC7E99a650ED63f061AC26660f2bb71570e571b2",
+  l1Migrator: "0x2a69191B43c9DB47C927bD7287F9C93838d07759",
   l2Migrator: "0x4547918C363f5d6452b77c6233c70F31Ae41b613",
   inbox: "0x578BAde599406A8fE3d24Fd7f7211c0911F5B29e",
   outbox: "0x2360A33905dc1c72b12d975d975F42BaBdcef9F3",
@@ -59,7 +59,7 @@ const MAINNET_CONTRACTS: AllContracts = {
 const ARBITRUM_ONE_CONTRACTS: AllContracts = {
   controller: "0xD8E8328501E9645d16Cf49539efC04f734606ee4",
   pollCreator: "0x8bb50806D60c492c0004DAD5D9627DAA2d9732E6",
-  l1Migrator: "0x21146B872D3A95d2cF9afeD03eE5a783DaE9A89A",
+  l1Migrator: "0x2a69191B43c9DB47C927bD7287F9C93838d07759",
   l2Migrator: "0x148D5b6B4df9530c7C76A810bd1Cdf69EC4c2085",
   inbox: "0x4Dbd4fc535Ac27206064B68FfCf827b0A60BAB3f",
   outbox: "0x760723CD2e632826c38Fef8CD438A4CC7E7E1A40",