Index: uspace/drv/usbhid/kbd/kbddev.c
===================================================================
--- uspace/drv/usbhid/kbd/kbddev.c	(revision a6610d45ae7feea1b33a3df019a3a86504051cf5)
+++ uspace/drv/usbhid/kbd/kbddev.c	(revision 4125b7d6623fde4fc0b0dfa664848db2d491c2b9)
@@ -607,6 +607,6 @@
 	
 	if (count != kbd_dev->key_count) {
-		usb_log_warning("Number of received keycodes (%d) differs from"
-		    " expected number (%d).\n", count, kbd_dev->key_count);
+		usb_log_warning("Number of received keycodes (%zu) differs from"
+		    " expected (%zu).\n", count, kbd_dev->key_count);
 		return;
 	}