diff --git a/evm-events-calls/chain_configs.go b/evm-events-calls/chain_configs.go
index 2c29cb2..137d079 100644
--- a/evm-events-calls/chain_configs.go
+++ b/evm-events-calls/chain_configs.go
@@ -119,7 +119,7 @@ var ChainConfigByID = map[string]*ChainConfig{
 		SupportsCalls:        false,
 		APIKeyEnvVar:         "CODEGEN_OPTIMISM_API_KEY",
 	},
-	"avalanche": {
+	"avalanche-mainnet": {
 		DisplayName:          "Avalanche C-chain",
 		ExplorerLink:         "https://subnets.avax.network/c-chain",
 		ApiEndpoint:          "",
diff --git a/evm-minimal/chain_configs.go b/evm-minimal/chain_configs.go
index b6b3ada..fae0d43 100644
--- a/evm-minimal/chain_configs.go
+++ b/evm-minimal/chain_configs.go
@@ -78,10 +78,10 @@ var ChainConfigByID = map[string]*ChainConfig{
 		SupportsCalls:        false,
 		APIKeyEnvVar:         "CODEGEN_OPTIMISM_API_KEY",
 	},
-	"avalanche": {
+	"avalanche-mainnet": {
 		DisplayName:          "Avalanche C-chain",
 		FirstStreamableBlock: 0,
-		Network:              "avalanche",
+		Network:              "avalanche-mainnet",
 		initialBlockCache:    make(map[string]uint64),
 		SupportsCalls:        false,
 	},