diff --git a/gas-oracle/.env.dev b/gas-oracle/.env.dev
index dd3147147..3091dcb34 100644
--- a/gas-oracle/.env.dev
+++ b/gas-oracle/.env.dev
@@ -19,7 +19,7 @@ L2_GAS_ORACLE_PRIVATE_KEY = "0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efca
 
 GAS_ORACLE_EXTERNAL_SIGN = false
 GAS_ORACLE_EXTERNAL_SIGN_APPID = "morph-tx-submitter-399A1722-3F2C-4E39-ABD2-1B65D02C66BA"
-GAS_ORACLE_EXTERNAL_SIGN_RSA_PRIV = "MIIBVgIBADANBgkqhkiG9w0BAQEFAASCAUAwggE8AgEAAkEA3zDxeLHs2GlEst2lymiMrs390JHEunnOP1pE0fcJpmgaM5kN4EVLErb7K4mbjskM31ONxsPGpUYusRK8iE0jUwIDAQABAkEA17kGrBHNSp70t61kQW8sCwku+hjqfRKeNr2ZJxgPS7YlCOZ2NQcwU8cd7w3uIdmjMkFAgqGeFCY6H55tdTXYgQIhAO/HKqe6Xdvy6WHdgXxXM6w7zvEx2qUhDI0CREWdlWhnAiEA7kqAYP5GubNl7/4gDvzWmhNua89sAWuix77fe47RijUCIQCGk6NmNlydqW3Bxt/5GLxgy8SvbQrJqY3wyrfk1rhXuwIhANyp7yJitfnncGGC0gsvBkfd8KYziY/zLeWNEwUnZ1F1AiAGiINcYPyo4ocgJEXVbhjyaRucEzBcEFGma2AlWL7fLw=="
+GAS_ORACLE_EXTERNAL_SIGN_RSA_PRIV = ""
 GAS_ORACLE_EXTERNAL_SIGN_ADDRESS = "0x33d5b507868b7e8ac930cd3bde9eadd60c638479"
 GAS_ORACLE_EXTERNAL_SIGN_CHAIN = "QANET-L1"
 GAS_ORACLE_EXTERNAL_SIGN_URL = "http://localhost:8080/v1/sign/tx_sign"