diff --git a/codex-rs/tui/tooltips.txt b/codex-rs/tui/tooltips.txt
index a8521f359f5..e1e4d237121 100644
--- a/codex-rs/tui/tooltips.txt
+++ b/codex-rs/tui/tooltips.txt
@@ -9,6 +9,7 @@ Use /status to see the current model, approvals, and token usage.
 Use /fork to branch the current chat into a new thread.
 Use /init to create an AGENTS.md with project-specific guidance.
 Use /mcp to list configured MCP tools.
+Use /personality to customize how Codex communicates.
 Use /rename to rename your threads for easier thread resuming.
 Use the OpenAI docs MCP for API questions; enable it with `codex mcp add openaiDeveloperDocs --url https://developers.openai.com/mcp`.
 Join the OpenAI community Discord: http://discord.gg/openai