diff --git a/lib/pyapi/core.py b/lib/pyapi/core.py
index 3eb4f01ee6..33f8257004 100644
--- a/lib/pyapi/core.py
+++ b/lib/pyapi/core.py
@@ -6,18 +6,18 @@
 from __future__ import annotations
 
 import json
+from dataclasses import dataclass
 from pathlib import Path
 from typing import TYPE_CHECKING
 
 if TYPE_CHECKING:
-    from typing import TypedDict
-
     from npe2 import PluginManifest
 
     Version = str
     PluginName = str
 
-    class Plugins(TypedDict):
+    @dataclass
+    class Plugins:
         active: dict[PluginName, list[Version]]
         withdrawn: dict[PluginName, list[Version]]
         deleted: dict[PluginName, list[Version]]
diff --git a/lib/pyapi/github.py b/lib/pyapi/github.py
index 4d3f51d335..c2978ae957 100644
--- a/lib/pyapi/github.py
+++ b/lib/pyapi/github.py
@@ -1,10 +1,11 @@
 import json
 import os
 import re
+from dataclasses import dataclass
 from functools import lru_cache
 from itertools import chain
 from pathlib import Path
-from typing import Literal, TypedDict
+from typing import Literal
 
 import requests
 from gql import Client, gql
@@ -16,14 +17,16 @@
 PluginName = str
 
 
-class CommitInfo(TypedDict):
+@dataclass
+class CommitInfo:
     date: str
     message: str
     author_name: str
     author_login: str
 
 
-class GithubActivity(TypedDict):
+@dataclass
+class GithubActivity:
     default_branch: str
     open_issues: int
     pull_requests: int
@@ -35,7 +38,8 @@ class GithubActivity(TypedDict):
     open_runtime_vulnerability_alerts: int
 
 
-class CoverageInfo(TypedDict):
+@dataclass
+class CoverageInfo:
     hits: int
     lines: int
     ratio: float
@@ -44,7 +48,8 @@ class CoverageInfo(TypedDict):
     branch: str
 
 
-class RepoSummary(TypedDict):
+@dataclass
+class RepoSummary:
     url: str
     activity: GithubActivity
     coverage: CoverageInfo | None
diff --git a/scripts/fetch_manifests.py b/scripts/fetch_manifests.py
index b91397a7d7..b32e4da6d3 100644
--- a/scripts/fetch_manifests.py
+++ b/scripts/fetch_manifests.py
@@ -11,8 +11,8 @@
 import json
 import sys
 from concurrent.futures import ProcessPoolExecutor
+from dataclasses import dataclass
 from pathlib import Path
-from typing import TypedDict
 
 from npe2 import fetch_manifest
 from packaging.version import Version
@@ -41,7 +41,8 @@ def _current_manifest_is_valid(name: str, version: str) -> bool:
         return False
 
 
-class ManifestError(TypedDict):
+@dataclass
+class ManifestError:
     name: str
     version: str
     error: str
diff --git a/scripts/reindex.py b/scripts/reindex.py
index f0ef5cbd67..15753eeafc 100644
--- a/scripts/reindex.py
+++ b/scripts/reindex.py
@@ -13,8 +13,9 @@
 import re
 import sys
 from concurrent.futures import ThreadPoolExecutor
+from dataclasses import dataclass
 from pathlib import Path
-from typing import Any, TypedDict
+from typing import Any
 from urllib import error, request
 
 from packaging.utils import canonicalize_name
@@ -33,7 +34,8 @@
 PluginName = str
 
 
-class SummaryDict(TypedDict):
+@dataclass
+class SummaryDict:
     """Structure of dicts in index.json."""
 
     normalized_name: str