diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index c41506ed8c7d..a10e0834d1c6 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -133,7 +133,7 @@ TRACE_EVENT(kvm_xen_hypercall,
 		__entry->a2 = a2;
 		__entry->a3 = a3;
 		__entry->a4 = a4;
-		__entry->a4 = a5;
+		__entry->a5 = a5;
 	),
 
 	TP_printk("nr 0x%lx a0 0x%lx a1 0x%lx a2 0x%lx a3 0x%lx a4 0x%lx a5 %lx",