diff --git a/spa/plugins/v4l2/v4l2-utils.c b/spa/plugins/v4l2/v4l2-utils.c
index 25df85874..56e2c9bb9 100644
--- a/spa/plugins/v4l2/v4l2-utils.c
+++ b/spa/plugins/v4l2/v4l2-utils.c
@@ -784,6 +784,9 @@ spa_v4l2_enum_format(struct impl *this,
 							 port->frmival.stepwise.step.denominator,
 							 port->frmival.stepwise.step.numerator);
 			}
+
+			port->frmsize.index++;
+			port->next_frmsize = true;
 			break;
 		}
 		n_fractions++;