diff --git a/src/mint/mint_db.h b/src/mint/mint_db.h
index 9818172af..4a9ec1524 100644
--- a/src/mint/mint_db.h
+++ b/src/mint/mint_db.h
@@ -110,8 +110,7 @@ TALER_MINT_DB_rollback (PGconn *db_conn);
 
 
 /**
- * Information we keep on a bank transfer that
- * established a reserve.
+ * Information we keep on bank transfer(s) that established a reserve.
  */
 struct BankTransfer
 {
@@ -135,7 +134,7 @@ struct BankTransfer
 
 
 /* FIXME: add functions to add bank transfers to our DB
-   (and to test if we already did add one) (#3633) */
+   (and to test if we already did add one) (#3633/#3717) */
 
 /**
  * A summary of a Reserve
diff --git a/src/mint/taler-mint-reservemod.c b/src/mint/taler-mint-reservemod.c
index e805cacc1..dea59d6ee 100644
--- a/src/mint/taler-mint-reservemod.c
+++ b/src/mint/taler-mint-reservemod.c
@@ -15,7 +15,7 @@
 */
 /**
  * @file taler-mint-reservemod.c
- * @brief Modify reserves.  Allows manipulation of reserve balances for testing.
+ * @brief Modify reserves.  Allows manipulation of reserve balances.
  * @author Florian Dold
  * @author Benedikt Mueller
  */
@@ -57,6 +57,11 @@ static PGconn *db_conn;
  * @return #GNUNET_OK on success,
  *         #GNUNET_SYSERR on error
  */
+// FIXME: this should use the DB abstraction layer. (#3717)
+// FIXME: this should be done by adding an inbound transaction
+//        to the table with the transactions for this reserve,
+//        not by modifying some 'total' value for the reserve!
+//        (we should in fact probably never modify, always just append!) (#3633)
 static int
 reservemod_add (struct TALER_Amount denom)
 {
@@ -223,7 +228,7 @@ main (int argc, char *const *argv)
                                    "WARNING",
                                    NULL));
 
-  if (GNUNET_GETOPT_run ("taler-mint-keyup",
+  if (GNUNET_GETOPT_run ("taler-mint-reservemod",
                          options,
                          argc, argv) < 0)
     return 1;