diff --git a/src/add-ons/media/media-add-ons/mixer/AudioMixer.cpp b/src/add-ons/media/media-add-ons/mixer/AudioMixer.cpp
index ff8ff75f96..2eaf9233e2 100644
--- a/src/add-ons/media/media-add-ons/mixer/AudioMixer.cpp
+++ b/src/add-ons/media/media-add-ons/mixer/AudioMixer.cpp
@@ -22,9 +22,6 @@
 #include <string.h>
 #include <TimeSource.h>
 
-#define VERSION_STRING	"0.4"
-#define BUILD_STRING	__DATE__ " " __TIME__
-
 // the range of the gain sliders (in dB)
 #define DB_MAX	18.0
 #define DB_MIN	-60.0