diff --git a/contract-watcher/config/config.go b/contract-watcher/config/config.go
index e2235cac8..9c48ffbf4 100644
--- a/contract-watcher/config/config.go
+++ b/contract-watcher/config/config.go
@@ -23,10 +23,14 @@ type ServiceConfiguration struct {
 	AnkrRequestsPerSecond     int    `env:"ANKR_REQUESTS_PER_SECOND,required"`
 	AptosUrl                  string `env:"APTOS_URL,required"`
 	AptosRequestsPerSecond    int    `env:"APTOS_REQUESTS_PER_SECOND,required"`
+	ArbitrumUrl               string `env:"ARBITRUM_URL,required"`
+	ArbitrumRequestsPerSecond int    `env:"ARBITRUM_REQUESTS_PER_SECOND,required"`
 	CeloUrl                   string `env:"CELO_URL,required"`
 	CeloRequestsPerSecond     int    `env:"CELO_REQUESTS_PER_SECOND,required"`
 	MoonbeamUrl               string `env:"MOONBEAM_URL,required"`
 	MoonbeamRequestsPerSecond int    `env:"MOONBEAM_REQUESTS_PER_SECOND,required"`
+	OptimismUrl               string `env:"OPTIMISM_URL,required"`
+	OptimismRequestsPerSecond int    `env:"OPTIMISM_REQUESTS_PER_SECOND,required"`
 	OasisUrl                  string `env:"OASIS_URL,required"`
 	OasisRequestsPerSecond    int    `env:"OASIS_REQUESTS_PER_SECOND,required"`
 	SolanaUrl                 string `env:"SOLANA_URL,required"`