@@ -1535,10 +1535,10 @@ int show_protocols(void *optctx, const char *opt, const char *arg)

     printf("Supported file protocols:\n"

            "Input:\n");

     while ((name = avio_enum_protocols(&opaque, 0)))

-        printf("%s\n", name);

+        printf("  %s\n", name);

     printf("Output:\n");

     while ((name = avio_enum_protocols(&opaque, 1)))

-        printf("%s\n", name);

+        printf("  %s\n", name);

     return 0;

 }