diff --git a/src/global.h b/src/global.h
index e78ed7e1f16f9172de5a004a62d866a7e698d5ab..7b29fdf01fc2d16336f9ef561a191c36cf4dfcd4 100644
--- a/src/global.h
+++ b/src/global.h
@@ -75,6 +75,7 @@ typedef short int16;
 
 #define PCM_HW		"hw"
 #define PCM_PLUGHW	"plughw"
+#define PCM_PULSE	"pulse"
 #define PCM_FRONT	"plug:front"
 #define PCM_DEFAULT	"default"
 #define PCM_DMIX	"plug:dmix"