diff --git a/roles_cog.py b/roles_cog.py
index 80cf1d67738ed94ed2d720caa8ad94bb17b8d824..f9df2a22a69567459bcbecb491cfab3a18112909 100644
--- a/roles_cog.py
+++ b/roles_cog.py
@@ -67,7 +67,7 @@ class RolesCog(commands.Cog):
     def get_key(self, role):
         """ Get the key for a given role. This role is used for adding or removing a role from a user. """
 
-        for key, role_name in self.assignable_roles.items():
+        for key, role_name in self.assignable_roles[0].items():
             if role_name == role.name:
                 return key