diff --git a/VEX/priv/host-generic/h_generic_regs.h b/VEX/priv/host-generic/h_generic_regs.h
index fb92bbb1e..d0c7a139c 100644
--- a/VEX/priv/host-generic/h_generic_regs.h
+++ b/VEX/priv/host-generic/h_generic_regs.h
@@ -144,7 +144,7 @@ typedef
    This can get quite large, but we don't expect to allocate them
    dynamically, so there's no problem. 
 */
-#define N_HREG_USAGE 9
+#define N_HREG_USAGE 11
 
 typedef
    struct {