diff --git a/src/sentry/performance_issues/detectors/uncompressed_asset_detector.py b/src/sentry/performance_issues/detectors/uncompressed_asset_detector.py
index b7f9a37002162c..f554777034695e 100644
--- a/src/sentry/performance_issues/detectors/uncompressed_asset_detector.py
+++ b/src/sentry/performance_issues/detectors/uncompressed_asset_detector.py
@@ -143,7 +143,10 @@ def is_event_eligible(cls, event: dict[str, Any], project: Project | None = None
             (
                 tag[1]
                 for tag in tags
-                if tag is not None and tag[0] == "browser.name" and len(tag) == 2
+                if tag is not None
+                and tag[0] == "browser.name"
+                and len(tag) == 2
+                and tag[1] is not None
             ),
             "",
         )