diff --git a/migrations/postgres/000021_job_audit_brin.down.sql b/migrations/postgres/000021_job_audit_brin.down.sql
new file mode 100644
index 0000000..559e63b
--- /dev/null
+++ b/migrations/postgres/000021_job_audit_brin.down.sql
@@ -0,0 +1 @@
+DROP INDEX IF EXISTS idx_job_audit_created_brin;
diff --git a/migrations/postgres/000021_job_audit_brin.up.sql b/migrations/postgres/000021_job_audit_brin.up.sql
new file mode 100644
index 0000000..5d069b6
--- /dev/null
+++ b/migrations/postgres/000021_job_audit_brin.up.sql
@@ -0,0 +1,2 @@
+CREATE INDEX IF NOT EXISTS idx_job_audit_created_brin
+    ON job_audit USING BRIN (created_at);
diff --git a/migrations/sqlite/000021_job_audit_brin.down.sql b/migrations/sqlite/000021_job_audit_brin.down.sql
new file mode 100644
index 0000000..559e63b
--- /dev/null
+++ b/migrations/sqlite/000021_job_audit_brin.down.sql
@@ -0,0 +1 @@
+DROP INDEX IF EXISTS idx_job_audit_created_brin;
diff --git a/migrations/sqlite/000021_job_audit_brin.up.sql b/migrations/sqlite/000021_job_audit_brin.up.sql
new file mode 100644
index 0000000..c369e07
--- /dev/null
+++ b/migrations/sqlite/000021_job_audit_brin.up.sql
@@ -0,0 +1 @@
+CREATE INDEX IF NOT EXISTS idx_job_audit_created_brin ON job_audit (created_at);