diff --git a/fluidsynth/src/drivers/fluid_oss.c b/fluidsynth/src/drivers/fluid_oss.c
index 39c2ee37..a799c397 100644
--- a/fluidsynth/src/drivers/fluid_oss.c
+++ b/fluidsynth/src/drivers/fluid_oss.c
@@ -45,7 +45,7 @@
 #define BUFFER_LENGTH 512
 
 // Build issue on some systems (OSS 4.0)?
-#ifdef SNDCTL_DSP_CHANNELS
+#if !defined(SOUND_PCM_WRITE_CHANNELS) && defined(SNDCTL_DSP_CHANNELS)
   #define SOUND_PCM_WRITE_CHANNELS        SNDCTL_DSP_CHANNELS
 #endif