diff --git a/apps/settings.c b/apps/settings.c
index 295a32f16d..1cb6b23e8b 100644
--- a/apps/settings.c
+++ b/apps/settings.c
@@ -431,7 +431,7 @@ static const struct bit_entry hd_bits[] =
     {1, S_O(replaygain), false, "replaygain", off_on },
     {1, S_O(replaygain_track), false, "replaygain type", "track,album" },
     {1, S_O(replaygain_noclip), false, "replaygain noclip", off_on },
-    {8, S_O(replaygain_preamp), 0, "replaygain preamp", NULL },
+    {8 | SIGNED, S_O(replaygain_preamp), 0, "replaygain preamp", NULL },
 #endif
     
     /* If values are just added to the end, no need to bump the version. */