diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 778e748..6cf048d 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -569,6 +569,7 @@
 #define KVM_CAP_PPC_PAPR 68
 #define KVM_CAP_S390_GMAP 71
 #define KVM_CAP_TSC_DEADLINE_TIMER 72
+#define KVM_CAP_S390_UCONTROL 73
 
 #ifdef KVM_CAP_IRQ_ROUTING