diff --git a/pyproject.toml b/pyproject.toml
index d36c85c82..596e6ef08 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,7 +53,7 @@ docs = [
 ]
 speed = [
     "orjson>=3.5.4",
-    "aiodns>=1.1",
+    "aiodns>=1.1; sys_platform != 'win32'",
     "Brotli",
     "cchardet==2.1.7; python_version < '3.10'",
 ]