diff --git a/backend/services/build_service.py b/backend/services/build_service.py
index 2810cf8..6406d23 100644
--- a/backend/services/build_service.py
+++ b/backend/services/build_service.py
@@ -41,6 +41,37 @@ class BuildError(Exception):
 source_prepare_lock = asyncio.Lock()
 
 
+def _patch_afnetworking_private_headers(build_dir: Path) -> int:
+    """移除旧版 AFNetworking 对 Xcode 新 SDK 私有头的直接引用。"""
+    afnetworking_dir = build_dir / "Pods" / "AFNetworking"
+    if not afnetworking_dir.is_dir():
+        return 0
+
+    private_import = "#import <netinet6/in6.h>"
+    patched_files = 0
+    for source_path in afnetworking_dir.rglob("*"):
+        if source_path.suffix not in {".h", ".m", ".mm"} or not source_path.is_file():
+            continue
+
+        content = source_path.read_text(encoding="utf-8")
+        if private_import not in content:
+            continue
+
+        updated_lines = [
+            line for line in content.splitlines(keepends=True)
+            if line.strip() != private_import
+        ]
+        original_mode = source_path.stat().st_mode
+        try:
+            source_path.chmod(original_mode | 0o200)
+            source_path.write_text("".join(updated_lines), encoding="utf-8")
+        finally:
+            source_path.chmod(original_mode)
+        patched_files += 1
+
+    return patched_files
+
+
 def _decode_provisioning_profile(profile_path: Path) -> dict:
     """沿用 AutoPacking 脚本的 security cms 方式读取描述文件。"""
     try:
@@ -654,6 +685,13 @@ async def run_pod_install(task_id: str, build_dir: Path):
     if process.returncode != 0:
         raise BuildError("pod install 失败", category="config")
 
+    patched_files = await asyncio.to_thread(_patch_afnetworking_private_headers, build_dir)
+    if patched_files:
+        await log_streamer.emit(
+            task_id,
+            f"已修复 AFNetworking 私有头引用: {patched_files} 个文件",
+        )
+
     await log_streamer.emit(task_id, "依赖安装完成")
 
 
diff --git a/tests/test_build_service.py b/tests/test_build_service.py
index 67212d1..6857a25 100644
--- a/tests/test_build_service.py
+++ b/tests/test_build_service.py
@@ -17,6 +17,8 @@ from backend.services.build_service import (
     prepare_source_snapshot,
     build_project,
     generate_config,
+    run_pod_install,
+    _patch_afnetworking_private_headers,
     _cleanup_old_builds,
     _resolve_provisioning_profile,
 )
@@ -206,6 +208,34 @@ async def test_copy_source_code_overwrites_existing(tmp_dirs, log_streamer):
     assert (result / "readoor").exists()
 
 
+def test_patch_afnetworking_private_headers(tmp_path):
+    """pod install 后移除新版 Xcode 禁止直接引用的 netinet6 私有头。"""
+    source_dir = tmp_path / "Pods" / "AFNetworking" / "AFNetworking"
+    source_dir.mkdir(parents=True)
+    source_file = source_dir / "AFNetworkReachabilityManager.m"
+    source_file.write_text(
+        "#import <netinet/in.h>\n#import <netinet6/in6.h>\n#import <arpa/inet.h>\n"
+    )
+    source_file.chmod(0o444)
+
+    assert _patch_afnetworking_private_headers(tmp_path) == 1
+    assert "#import <netinet6/in6.h>" not in source_file.read_text()
+    assert "#import <netinet/in.h>" in source_file.read_text()
+    assert source_file.stat().st_mode & 0o777 == 0o444
+
+
+async def test_run_pod_install_patches_afnetworking(tmp_path, log_streamer):
+    source_dir = tmp_path / "Pods" / "AFNetworking"
+    source_dir.mkdir(parents=True)
+    source_file = source_dir / "AFHTTPSessionManager.m"
+    source_file.write_text("#import <netinet6/in6.h>\n")
+
+    with patch("asyncio.create_subprocess_exec", return_value=_make_mock_process()):
+        await run_pod_install("t1", tmp_path)
+
+    assert "netinet6/in6.h" not in source_file.read_text()
+
+
 async def test_build_project_passes_scheme_as_exec_argument(tmp_path, log_streamer):
     """Scheme 中的 shell 特殊字符只能作为 xcodebuild 参数，不能被执行。"""
     build_dir = tmp_path / "build"