diff --git a/codex-rs/tui/src/update_action.rs b/codex-rs/tui/src/update_action.rs
index b5cf56a6b..0bb6fa2ca 100644
--- a/codex-rs/tui/src/update_action.rs
+++ b/codex-rs/tui/src/update_action.rs
@@ -15,7 +15,7 @@ impl UpdateAction {
         match self {
             UpdateAction::NpmGlobalLatest => ("npm", &["install", "-g", "@openai/codex"]),
             UpdateAction::BunGlobalLatest => ("bun", &["install", "-g", "@openai/codex"]),
-            UpdateAction::BrewUpgrade => ("brew", &["upgrade", "codex"]),
+            UpdateAction::BrewUpgrade => ("brew", &["upgrade", "--cask", "codex"]),
         }
     }