diff --git a/src/byteb4rb1e/utils/http/client.py b/src/byteb4rb1e/utils/http/client.py
index 0962445..02b8cb6 100644
--- a/src/byteb4rb1e/utils/http/client.py
+++ b/src/byteb4rb1e/utils/http/client.py
@@ -5,6 +5,7 @@ Thin urllib wrapper with retry-on-rate-limit.  No domain knowledge —
 GitHub, Bitbucket, etc. are handled by higher-level modules.
 """
 
+from dataclasses import dataclass
 import json
 import time
 from typing import Any, Dict, Optional
@@ -13,17 +14,20 @@ import urllib.parse
 from warnings import warn
 
 
+@dataclass(frozen=True)
 class HttpResponse:
-    def __init__(self, status: int, headers: dict, data: bytes, reason: str):
-        self.status_code = status
-        self.headers = headers
-        self.data = data
-        self.reason = reason
-        self.text = data.decode("utf-8", errors="replace")
+    status_code: int
+    headers: dict[str, str]
+    data: bytes
+    reason: Optional[str] = None
 
     def json(self):
         return json.loads(self.data.decode("utf-8"))
 
+    @property
+    def text(self) -> str:
+        return self.data.decode("utf-8", errors="replace")
+
 
 def _request(
     url: str,