diff --git a/src/util/common.ts b/src/util/common.ts
index 0c1923b..cc0bdd6 100644
--- a/src/util/common.ts
+++ b/src/util/common.ts
@@ -6,11 +6,16 @@ export const getConnectionInfo = (argv: Arguments, config: any) => {
 
   const result = {
     ...config,
+    userKey: stripHexPrefix(config.userKey),
     ...clean({ server, userKey, bondId, txKey, chainId }),
-    privateKey: txKey || userKey || config.userKey,
+    privateKey: stripHexPrefix(txKey || userKey || config.userKey),
     gas: String(gas || config.gas),
     fees: String(fees || config.fees)
   };
 
   return result;
 };
+
+function stripHexPrefix (hex: string): string {
+  return hex && hex.startsWith('0x') ? hex.slice(2) : hex;
+}