diff --git a/src/pg.ml b/src/pg.ml
index 779fca8e..8707f156 100644
--- a/src/pg.ml
+++ b/src/pg.ml
@@ -83,14 +83,15 @@ let find_denom =
   in
   fun (module Conn : CONN) h_denom_pub -> Conn.find_opt find_denom h_denom_pub
 
-(* TODO revocation master_sig *)
 let get_denominations =
   let get_denominations =
     Caqti_type.(unit ->* denom_data)
-      "SELECT denom_pub, (coin).*, valid_from, expire_withdraw, \
-       expire_deposit, expire_legal, (fee_withdraw).*, (fee_deposit).*, \
-       (fee_refresh).*, (fee_refund).*, age_mask, denom_pub_hash, master_sig, \
-       NULL FROM denominations"
+      "SELECT dn.denom_pub, (dn.coin).*, dn.valid_from, dn.expire_withdraw, \
+       dn.expire_deposit, dn.expire_legal, (dn.fee_withdraw).*, \
+       (dn.fee_deposit).*, (dn.fee_refresh).*, (dn.fee_refund).*, dn.age_mask, \
+       dn.denom_pub_hash, dn.master_sig, dnr.master_sig FROM denominations AS \
+       dn LEFT JOIN denomination_revocations AS dnr ON dn.denominations_serial \
+       = dnr.denominations_serial"
   in
   fun (module Conn : CONN) -> Conn.collect_list get_denominations ()