From 4bdebcd3399816c7a193eadf0fd572785a63ebed Mon Sep 17 00:00:00 2001
From: Tarek <13603398+Taarek@users.noreply.github.com>
Date: Sat, 27 Jun 2020 04:54:02 +0200
Subject: Fix error raised when using the roles parameter.

---
 discord/guild.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'discord/guild.py')

diff --git a/discord/guild.py b/discord/guild.py
index ba5132a5..19cb1cc0 100644
--- a/discord/guild.py
+++ b/discord/guild.py
@@ -1379,7 +1379,7 @@ class Guild(Hashable):
             raise InvalidArgument('Expected int for ``days``, received {0.__class__.__name__} instead.'.format(days))
 
         if roles:
-            roles = [role.id for role in roles]
+            roles = [str(role.id) for role in roles]
 
         data = await self._state.http.prune_members(self.id, days, compute_prune_count=compute_prune_count, roles=roles, reason=reason)
         return data['pruned']
-- 
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