diff --git a/blackberry-qnx/alsa_qsa.c b/blackberry-qnx/alsa_qsa.c
index cf1b152dc3..0d48015c01 100644
--- a/blackberry-qnx/alsa_qsa.c
+++ b/blackberry-qnx/alsa_qsa.c
@@ -223,7 +223,7 @@ static size_t alsa_qsa_write_avail(void *data)
 
    snd_pcm_plugin_status(alsa->pcm, &status);
 
-   return status.count;
+   return status.free;
 }
 
 static size_t alsa_qsa_buffer_size(void *data)