diff --git a/web/src/consts/processEnvConsts.ts b/web/src/consts/processEnvConsts.ts
index ea5504cec..b4a119b88 100644
--- a/web/src/consts/processEnvConsts.ts
+++ b/web/src/consts/processEnvConsts.ts
@@ -17,7 +17,7 @@ export const HERMES_TELEGRAM_BOT_URL =
 export const EMAIL_REGEX = /^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/;
 export const TELEGRAM_REGEX = /^@\w{5,32}$/;
 export const ETH_ADDRESS_REGEX = /^0x[a-fA-F0-9]{40}$/;
-export const ETH_SIGNATURE_REGEX = /^0x[a-fA-F0-9]{130}$/;
+export const ETH_SIGNATURE_REGEX = /^0x([a-fA-F0-9]{130})+$|^0x$/;
 
 export const isProductionDeployment = () => process.env.REACT_APP_DEPLOYMENT === "mainnet";