diff --git a/migrations/2024-12-02-181601_add_report_combined_table/up.sql b/migrations/2024-12-02-181601_add_report_combined_table/up.sql
index 8425f5d0d..8efb2a074 100644
--- a/migrations/2024-12-02-181601_add_report_combined_table/up.sql
+++ b/migrations/2024-12-02-181601_add_report_combined_table/up.sql
@@ -19,23 +19,23 @@ INSERT INTO report_combined (published, post_report_id, comment_report_id, priva
 SELECT
     published,
     id,
-    NULL,
-    NULL
+    NULL::int,
+    NULL::int
 FROM
     post_report
 UNION ALL
 SELECT
     published,
-    NULL,
+    NULL::int,
     id,
-    NULL
+    NULL::int
 FROM
     comment_report
 UNION ALL
 SELECT
     published,
-    NULL,
-    NULL,
+    NULL::int,
+    NULL::int,
     id
 FROM
     private_message_report;