@@ -153,7 +153,7 @@ void MusicDriver_FluidSynth::SetVolume(b
* volume". Set gain using OpenTTD's volume, as a number between 0
* and 0.2. */
double gain = (1.0 * vol) / (128.0 * 5.0);
if (fluid_settings_setnum(_midi.settings, "synth.gain", gain) != 1) {
if (fluid_settings_setnum(_midi.settings, "synth.gain", gain) != FLUID_OK) {
DEBUG(driver, 0, "Could not set volume");
}