diff --git a/cfg/tarantool_feeder_cfg.c b/cfg/tarantool_feeder_cfg.c
index 42b0c17e308c4cb81325aa74ec5bfdc377e631dc..4f4c8c0b56991c7b93fea4cf165da74f0b0bce48 100644
--- a/cfg/tarantool_feeder_cfg.c
+++ b/cfg/tarantool_feeder_cfg.c
@@ -126,7 +126,7 @@ static NameAtom _name__custom_proc_title[] = {
           *y = malloc( sizeof( __typeof__(**(x))) );                \
           if (*y == NULL)  return CNF_NOMEMORY;                     \
           if ( (ar = acceptDefault##t(*y)) != 0 ) return ar;        \
-          (*y)->__confetti_flags |= __flags;		             \
+          (*y)->__confetti_flags = __flags;                         \
           y++;                                                      \
       }                                                             \
    }                                                                \
diff --git a/cfg/tarantool_silverbox_cfg.c b/cfg/tarantool_silverbox_cfg.c
index 253f4199e05092a40b2444235a102caf17c1f12b..2c6e65ab210fe22e9ca45626829cc9cdd965fbd4 100644
--- a/cfg/tarantool_silverbox_cfg.c
+++ b/cfg/tarantool_silverbox_cfg.c
@@ -269,7 +269,7 @@ static NameAtom _name__namespace__index__key_field__type[] = {
           *y = malloc( sizeof( __typeof__(**(x))) );                \
           if (*y == NULL)  return CNF_NOMEMORY;                     \
           if ( (ar = acceptDefault##t(*y)) != 0 ) return ar;        \
-          (*y)->__confetti_flags |= __flags;		             \
+          (*y)->__confetti_flags = __flags;                         \
           y++;                                                      \
       }                                                             \
    }                                                                \