diff --git a/accounts/abi/abi.go b/accounts/abi/abi.go
index 1e15b51..cf62171 100644
--- a/accounts/abi/abi.go
+++ b/accounts/abi/abi.go
@@ -86,7 +86,7 @@ func (abi ABI) getArguments(name string, data []byte) (Arguments, error) {
 	var args Arguments
 	if method, ok := abi.Methods[name]; ok {
 		if len(data)%32 != 0 {
-			return nil, fmt.Errorf("abi: improperly formatted output: %q - Bytes: %+v", data, data)
+			return nil, fmt.Errorf("abi: improperly formatted output: %s - Bytes: [%+v]", string(data), data)
 		}
 		args = method.Outputs
 	}
diff --git a/params/bootnodes.go b/params/bootnodes.go
index c86f813..44b374c 100644
--- a/params/bootnodes.go
+++ b/params/bootnodes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The astranet Authors
+// Copyright 2024 The astranet Authors
 // This file is part of the astranet library.
 //
 // The astranet library is free software: you can redistribute it and/or modify