diff --git a/README.md b/README.md
index cd59298..92500ff 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,8 @@ integrate with that they can own allowing users to claim their items in the Lost
 
 |Network|Address|
 |-------|-------|
-|testnet|0x16494f311b09283d|
+|testnet|0xbe4635353f55bbd4|
+|mainnnet|0x473d6a2c37eab5be|
 
 ## Structure
 This contract is organized into a few key components:
diff --git a/flow.json b/flow.json
index 78e23ef..863a428 100644
--- a/flow.json
+++ b/flow.json
@@ -38,14 +38,16 @@
 			"source": "./cadence/contracts/FlowToken.cdc",
 			"aliases": {
 				"emulator": "0x0ae53cb6e3f42a79",
-				"testnet": "7e60df042a9c0868"
+				"testnet": "0x7e60df042a9c0868",
+				"mainnet": "0x1654653399040a61"
 			}
 		},
 		"FlowStorageFees": {
 			"source": "./cadence/contracts/FlowStorageFees.cdc",
 			"aliases": {
 				"emulator": "0xf8d6e0586b0a20c7",
-				"testnet": "0x8c5303eaa26202d6"
+				"testnet": "0x8c5303eaa26202d6",
+				"mainnet": "0xe467b9dd11fa00df"
 			}
 		}
 	},
@@ -68,7 +70,7 @@
 			"key": "f2e846bd4c1fbf17839ae59e111c6b1c98579eda7a841412f102d6621ec671cb"
 		},
 		"lost-and-found-testnet": {
-			"address": "0x16494f311b09283d",
+			"address": "0xbe4635353f55bbd4",
 			"key": {
 				"type": "google-kms",
 				"index": 0,
@@ -76,6 +78,16 @@
 				"hashAlgorithm": "SHA2_256",
 				"resourceID": "projects/lost-and-found-355423/locations/us-west1/keyRings/contract/cryptoKeys/testnet/cryptoKeyVersions/1"
 			}
+		},
+		"lost-and-found-mainnet": {
+			"address": "0x473d6a2c37eab5be",
+			"key": {
+				"type": "google-kms",
+				"index": 0,
+				"signatureAlgorithm": "ECDSA_P256",
+				"hashAlgorithm": "SHA2_256",
+				"resourceID": "projects/lost-and-found-355423/locations/us-west1/keyRings/contract/cryptoKeys/mainnet/cryptoKeyVersions/1"
+			}
 		}
 	},
 	"deployments": {
@@ -96,6 +108,12 @@
 				"LostAndFound",
 				"FeeEstimator"
 			]
+		},
+		"mainnet": {
+			"lost-and-found-mainnet": [
+				"LostAndFound",
+				"FeeEstimator"
+			]
 		}
 	},
 	"emulatorAccounts": {