diff --git a/src/uwatec.h b/src/uwatec.h
index f9ddb3c..a0a397b 100644
--- a/src/uwatec.h
+++ b/src/uwatec.h
@@ -1,15 +1,6 @@
 #ifndef UWATEC_H
 #define UWATEC_H
 
-#include "device.h"
-
-#define UWATEC_SUCCESS         0
-#define UWATEC_ERROR          -1
-#define UWATEC_ERROR_IO       -2
-#define UWATEC_ERROR_MEMORY   -3
-#define UWATEC_ERROR_PROTOCOL -4
-#define UWATEC_ERROR_TIMEOUT  -5
-
 #include "uwatec_aladin.h"
 #include "uwatec_memomouse.h"
 #include "uwatec_smart.h"