diff --git a/etc/env/ecosystems/testnet.yaml b/etc/env/ecosystems/sepolia.yaml
similarity index 98%
rename from etc/env/ecosystems/testnet.yaml
rename to etc/env/ecosystems/sepolia.yaml
index 72192d6b5528..1c0d9ef135cb 100644
--- a/etc/env/ecosystems/testnet.yaml
+++ b/etc/env/ecosystems/sepolia.yaml
@@ -21,3 +21,6 @@ l1:
   verifier_addr: 0xAC3a2Dc46ceA843F0A9d6554f8804AeD18ff0795
   validator_timelock_addr: 0xD3876643180A79d0A56d0900C060528395f34453
   base_token_addr: '0x0000000000000000000000000000000000000000'
+l2:
+  testnet_paymaster_addr: '0x0000000000000000000000000000000000000000'
+  default_l2_upgrader: '0x0000000000000000000000000000000000000000'
diff --git a/zk_toolbox/crates/config/src/consts.rs b/zk_toolbox/crates/config/src/consts.rs
index 0fd55ebe0db6..f97f8aa3e4f8 100644
--- a/zk_toolbox/crates/config/src/consts.rs
+++ b/zk_toolbox/crates/config/src/consts.rs
@@ -28,7 +28,7 @@ pub(crate) const LOCAL_CONFIGS_PATH: &str = "configs/";
 pub(crate) const LOCAL_DB_PATH: &str = "db/";
 
 /// Path to ecosystem contacts
-pub(crate) const ECOSYSTEM_PATH: &str = "etc/ecosystem";
+pub(crate) const ECOSYSTEM_PATH: &str = "etc/env/ecosystems";
 
 /// Path to l1 contracts foundry folder inside zksync-era
 pub(crate) const L1_CONTRACTS_FOUNDRY: &str = "contracts/l1-contracts";
diff --git a/zk_toolbox/crates/zk_inception/src/commands/ecosystem/init.rs b/zk_toolbox/crates/zk_inception/src/commands/ecosystem/init.rs
index 4fa6c8c47d8d..d5f9445e4dcc 100644
--- a/zk_toolbox/crates/zk_inception/src/commands/ecosystem/init.rs
+++ b/zk_toolbox/crates/zk_inception/src/commands/ecosystem/init.rs
@@ -276,7 +276,10 @@ async fn deploy_ecosystem(
             }
             L1Network::Sepolia | L1Network::Mainnet => ecosystem_config
                 .get_preexisting_configs_path()
-                .join(ecosystem_config.l1_network.to_string().to_lowercase()),
+                .join(format!(
+                    "{}.yaml",
+                    ecosystem_config.l1_network.to_string().to_lowercase()
+                )),
         });
 
     ContractsConfig::read(shell, ecosystem_contracts_path)
diff --git a/zk_toolbox/crates/zk_inception/src/messages.rs b/zk_toolbox/crates/zk_inception/src/messages.rs
index 4e1ad9074389..8b17ef57e182 100644
--- a/zk_toolbox/crates/zk_inception/src/messages.rs
+++ b/zk_toolbox/crates/zk_inception/src/messages.rs
@@ -54,7 +54,8 @@ pub(super) const MSG_DEPLOY_ECOSYSTEM_PROMPT: &str =
 pub(super) const MSG_L1_RPC_URL_PROMPT: &str = "What is the RPC URL of the L1 network?";
 pub(super) const MSG_DEPLOY_PAYMASTER_PROMPT: &str = "Do you want to deploy Paymaster contract?";
 pub(super) const MSG_DEPLOY_ERC20_PROMPT: &str = "Do you want to deploy some test ERC20s?";
-pub(super) const MSG_ECOSYSTEM_CONTRACTS_PATH_PROMPT: &str = "Provide the path to the ecosystem contracts or keep it empty and you will be added to ZkSync ecosystem";
+pub(super) const MSG_ECOSYSTEM_CONTRACTS_PATH_PROMPT: &str = "Provide the path to the ecosystem contracts or keep it empty and you will use ZkSync ecosystem config. \
+For using this config, you need to have governance wallet";
 pub(super) const MSG_L1_RPC_URL_INVALID_ERR: &str = "Invalid RPC URL";
 pub(super) const MSG_ECOSYSTEM_CONTRACTS_PATH_INVALID_ERR: &str = "Invalid path";
 pub(super) const MSG_GENESIS_DATABASE_ERR: &str = "Unable to perform genesis on the database";