diff --git a/hw/kdrive/ephyr/hostx.c b/hw/kdrive/ephyr/hostx.c
index 3e01a4770..44ad8e28f 100644
--- a/hw/kdrive/ephyr/hostx.c
+++ b/hw/kdrive/ephyr/hostx.c
@@ -85,8 +85,6 @@ static int HostXWantDamageDebug = 0;
 
 extern EphyrKeySyms ephyrKeySyms;
 
-extern int monitorResolution;
-
 extern Bool EphyrWantResize;
 
 char *ephyrResName = NULL;