diff --git a/.env b/.env
index 7293f19..c7c2375 100644
--- a/.env
+++ b/.env
@@ -107,9 +107,9 @@ CACHE_ENABLED=true
 # REDIS_ENDPOINT_URL is an url of redis
 REDIS_ENDPOINT_URL=redis:6379
 REDIS_PASSWORD=
-# CACHE_TTL is a TTL for cached evm requests
-# CACHE_TTL should be specified in seconds
-CACHE_TTL=600
+# CACHE_TTL_SECONDS is a TTL for cached evm requests
+# CACHE_TTL_SECONDS should be specified in seconds
+CACHE_TTL_SECONDS=600
 # CACHE_PREFIX is used as prefix for any key in the cache, key has such structure:
 # <cache_prefix>:evm-request:<method_name>:sha256:<sha256(body)>
 # Possible values are testnet, mainnet, etc...
diff --git a/config/config.go b/config/config.go
index 42dee3f..f9593a6 100644
--- a/config/config.go
+++ b/config/config.go
@@ -92,7 +92,7 @@ const (
 	CACHE_ENABLED_ENVIRONMENT_KEY                               = "CACHE_ENABLED"
 	REDIS_ENDPOINT_URL_ENVIRONMENT_KEY                          = "REDIS_ENDPOINT_URL"
 	REDIS_PASSWORD_ENVIRONMENT_KEY                              = "REDIS_PASSWORD"
-	CACHE_TTL_ENVIRONMENT_KEY                                   = "CACHE_TTL"
+	CACHE_TTL_ENVIRONMENT_KEY                                   = "CACHE_TTL_SECONDS"
 	CACHE_PREFIX_ENVIRONMENT_KEY                                = "CACHE_PREFIX"
 )