diff --git a/build-constraints.yaml b/build-constraints.yaml
index 87f2e0aa..bdea844c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3504,6 +3504,7 @@ expected-test-failures:
     - lens
     - punycode
     - zip
+    - unagi-chan
 
     # Requires running servers, accounts, or a specific
     # environment. These shouldn't be re-enabled unless we know a fix