diff --git a/apps/participation/management/commands/fix_matrix_channels.py b/apps/participation/management/commands/fix_matrix_channels.py
index a2dd5be..b1b1a06 100644
--- a/apps/participation/management/commands/fix_matrix_channels.py
+++ b/apps/participation/management/commands/fix_matrix_channels.py
@@ -130,6 +130,7 @@ class Command(BaseCommand):
         Matrix.set_room_avatar("#bienvenue:tfjm.org", avatar_uri)
         Matrix.set_room_avatar("#bot:tfjm.org", avatar_uri)
         Matrix.set_room_avatar("#cno:tfjm.org", avatar_uri)
+        Matrix.set_room_avatar("#dev-bot:tfjm.org", avatar_uri)
         Matrix.set_room_avatar("#faq:tfjm.org", avatar_uri)
         Matrix.set_room_avatar("#flood:tfjm.org", avatar_uri)
         Matrix.set_room_avatar("#je-cherche-une-equipe:tfjm.org", avatar_uri)