diff --git a/sound/pci/oxygen/oxygen_regs.h b/sound/pci/oxygen/oxygen_regs.h
index 3e0cdae..72de159 100644
--- a/sound/pci/oxygen/oxygen_regs.h
+++ b/sound/pci/oxygen/oxygen_regs.h
@@ -330,11 +330,11 @@
 #define  OXYGEN_PLAY_SPDIF_I2S_ADC_3	0x00e0
 #define  OXYGEN_PLAY_DAC0_SOURCE_MASK	0x0300
 #define  OXYGEN_PLAY_DAC0_SOURCE_SHIFT	8
-#define  OXYGEN_PLAY_DAC1_SOURCE_MASK	0x0700
+#define  OXYGEN_PLAY_DAC1_SOURCE_MASK	0x0c00
 #define  OXYGEN_PLAY_DAC1_SOURCE_SHIFT	10
 #define  OXYGEN_PLAY_DAC2_SOURCE_MASK	0x3000
 #define  OXYGEN_PLAY_DAC2_SOURCE_SHIFT	12
-#define  OXYGEN_PLAY_DAC3_SOURCE_MASK	0x7000
+#define  OXYGEN_PLAY_DAC3_SOURCE_MASK	0xc000
 #define  OXYGEN_PLAY_DAC3_SOURCE_SHIFT	14
 
 #define OXYGEN_REC_ROUTING		0xc2