diff --git a/libs/plugins/a-fluidsynth.lv2/a-fluidsynth.c b/libs/plugins/a-fluidsynth.lv2/a-fluidsynth.c
index 1af651be3f..4fc53a6d22 100644
--- a/libs/plugins/a-fluidsynth.lv2/a-fluidsynth.c
+++ b/libs/plugins/a-fluidsynth.lv2/a-fluidsynth.c
@@ -138,7 +138,7 @@ load_sf2 (AFluidSynth* self, const char* fn)
 	int chn;
 	fluid_preset_t preset;
 	sfont->iteration_start (sfont);
-	for (chn = 0; sfont->iteration_next (sfont, &preset) && chn < 15; ++chn) {
+	for (chn = 0; sfont->iteration_next (sfont, &preset) && chn < 16; ++chn) {
 		fluid_synth_program_select (self->synth, chn, synth_id,
 				preset.get_banknum (&preset), preset.get_num (&preset));
 	}