diff --git a/src/x.c b/src/x.c
index 3a658a72..e3b31bfa 100644
--- a/src/x.c
+++ b/src/x.c
@@ -957,7 +957,7 @@ void x_push_changes(Con *con) {
             }
 
             if (set_focus) {
-                DLOG("Updating focus (focused: %p / %s)\n", focused, focused->name);
+                DLOG("Updating focus (focused: %p / %s) to X11 window 0x%08x\n", focused, focused->name, to_focus);
                 /* We remove XCB_EVENT_MASK_FOCUS_CHANGE from the event mask to get
                  * no focus change events for our own focus changes. We only want
                  * these generated by the clients. */