diff --git a/dix/inpututils.c b/dix/inpututils.c
index a5b5bab5be..72b1736a0f 100644
--- a/dix/inpututils.c
+++ b/dix/inpututils.c
@@ -699,7 +699,7 @@ verify_internal_event(const InternalEvent *ev)
         ErrorF("dix: invalid event type %d\n", ev->any.header);
 
         for (int i = 0; i < sizeof(xEvent); i++, data++) {
-            ErrorF("%02hhx ", *data);
+            ErrorF("%02hx ", *data);
 
             if ((i % 8) == 7)
                 ErrorF("\n");