From 7c605221c0b3d88d9a2432b7a3796cc02523a42b Mon Sep 17 00:00:00 2001
From: David Peter <mail@david-peter.de>
Date: Thu, 28 Aug 2025 09:27:28 +0200
Subject: [PATCH] Intersect qualifiers when merging unions

---
 crates/ty_python_semantic/src/types.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/ty_python_semantic/src/types.rs b/crates/ty_python_semantic/src/types.rs
index ec64c817dd..b7bbda2dc4 100644
--- a/crates/ty_python_semantic/src/types.rs
+++ b/crates/ty_python_semantic/src/types.rs
@@ -9545,7 +9545,7 @@ impl<'db> UnionType<'db> {
                 place: ty_member,
                 qualifiers: new_qualifiers,
             } = transform_fn(ty);
-            qualifiers |= new_qualifiers;
+            qualifiers &= new_qualifiers;
             match ty_member {
                 Place::Unbound => {
                     possibly_unbound = true;