diff --git a/discord_bot.py b/discord_bot.py
index f8da974..74910d9 100644
--- a/discord_bot.py
+++ b/discord_bot.py
@@ -96,6 +96,16 @@ async def deactivate_friend(ctx, steam_id):
   else:
     await ctx.respond(content=f'找不到 {steam_id}')
 
+@bot.command(description='启用朋友', name='activate_friend')
+async def activate_friend(ctx, steam_id):
+  logger.info(f'activate_friend {steam_id}')
+  friend = dota.Friend.get_or_none(steam_id=steam_id)
+  if friend:
+    friend.active = True
+    friend.save()
+    await ctx.respond(content=f'启用成功 {steam_id}')
+  else:
+    await ctx.respond(content=f'找不到 {steam_id}')
 
 @tasks.loop(minutes=1)
 async def heartbeat():