diff --git a/dev/devicelab/manifest.yaml b/dev/devicelab/manifest.yaml
index 9e41fc6e952..1a6ff7e8c6d 100644
--- a/dev/devicelab/manifest.yaml
+++ b/dev/devicelab/manifest.yaml
@@ -493,6 +493,7 @@ tasks:
       Measures the startup time of the Flutter Gallery app on 32-bit iOS (iPhone 4S).
     stage: devicelab_ios
     required_agent_capabilities: ["mac/ios32"]
+    flaky: true # https://github.com/flutter/flutter/issues/62633
 
   flutter_gallery_ios32__transition_perf:
     description: >