diff --git a/hw/kdrive/ephyr/ephyr.h b/hw/kdrive/ephyr/ephyr.h
index b72793199..5d58a216c 100644
--- a/hw/kdrive/ephyr/ephyr.h
+++ b/hw/kdrive/ephyr/ephyr.h
@@ -33,7 +33,6 @@
 #include "os.h"  		/* for OsSignal() */
 #include "kdrive.h"
 #include "hostx.h"
-#define EXA_DRIVER_KNOWN_MAJOR 3
 #include "exa.h"
 
 #ifdef RANDR