diff --git a/gst/printf/vasnprintf.c b/gst/printf/vasnprintf.c
index 7f3d9e2f23..b40fc092de 100644
--- a/gst/printf/vasnprintf.c
+++ b/gst/printf/vasnprintf.c
@@ -121,6 +121,11 @@ print_long_long (char *buf,
       digits = upper;
       negative = FALSE;
       break;
+    case 'u':
+      base = 10;
+      digits = lower;
+      negative = FALSE;
+      break;
     default:
       base = 10;
       digits = lower;