diff --git a/include/sound/cs46xx.h b/include/sound/cs46xx.h
index 199b509..80b2979 100644
--- a/include/sound/cs46xx.h
+++ b/include/sound/cs46xx.h
@@ -1711,7 +1711,7 @@
 	int current_gpio;
 #endif
 #ifdef CONFIG_SND_CS46XX_NEW_DSP
-	struct semaphore spos_mutex;
+	struct mutex spos_mutex;
 
 	struct dsp_spos_instance * dsp_spos_instance;