diff --git a/pydis_site/apps/api/models/bot/metricity.py b/pydis_site/apps/api/models/bot/metricity.py
index 33fb7ad7a..901f191a4 100644
--- a/pydis_site/apps/api/models/bot/metricity.py
+++ b/pydis_site/apps/api/models/bot/metricity.py
@@ -4,10 +4,10 @@
 
 BLOCK_INTERVAL = 10 * 60  # 10 minute blocks
 
-EXCLUDE_CHANNELS = [
+EXCLUDE_CHANNELS = (
     "267659945086812160",  # Bot commands
     "607247579608121354"  # SeasonalBot commands
-]
+)
 
 
 class NotFoundError(Exception):
@@ -46,12 +46,12 @@ def total_messages(self, user_id: str) -> int:
         self.cursor.execute(
             """
             SELECT
-              COUNT(*)
+                COUNT(*)
             FROM messages
             WHERE
-              author_id = '%s'
-              AND NOT is_deleted
-              AND NOT %s::varchar[] @> ARRAY[channel_id]
+                author_id = '%s'
+                AND NOT is_deleted
+                AND channel_id NOT IN %s
             """,
             [user_id, EXCLUDE_CHANNELS]
         )
@@ -79,7 +79,7 @@ def total_message_blocks(self, user_id: str) -> int:
                 WHERE
                     author_id='%s'
                     AND NOT is_deleted
-                    AND NOT %s::varchar[] @> ARRAY[channel_id]
+                    AND channel_id NOT IN %s
                 GROUP BY interval
             ) block_query;
             """,