diff --git a/sql/stats.prql b/sql/stats.prql
index e979d5de..bcdc6fe2 100644
--- a/sql/stats.prql
+++ b/sql/stats.prql
@@ -114,6 +114,7 @@ let stats_over_time = (
       unique_files = approx_count_distinct(hash) | as bigint,
     }
   )
+  sort {month}
 )