Index: uspace/srv/hid/fb/serial_console.c
===================================================================
--- uspace/srv/hid/fb/serial_console.c	(revision 5b8b66cd67e4ba0cf39caf2c738daa7167d959d7)
+++ uspace/srv/hid/fb/serial_console.c	(revision 7e752b2a0d66c871748e5fa9e8bbe3a27c70a202)
@@ -47,4 +47,5 @@
 #include <io/style.h>
 #include <str.h>
+#include <inttypes.h>
 #include <io/screenbuffer.h>
 
@@ -135,5 +136,6 @@
 	
 	char control[MAX_CONTROL];
-	snprintf(control, MAX_CONTROL, "\033[%u;%uf", row + 1, col + 1);
+	snprintf(control, MAX_CONTROL, "\033[%" PRIun ";%" PRIun "f",
+	    row + 1, col + 1);
 	serial_puts(control);
 }
@@ -253,5 +255,5 @@
 {
 	char control[MAX_CONTROL];
-	snprintf(control, MAX_CONTROL, "\033[0;%ur", last_row);
+	snprintf(control, MAX_CONTROL, "\033[0;%" PRIun "r", last_row);
 	serial_puts(control);
 }