diff --git a/builtin/settingtypes.txt b/builtin/settingtypes.txt
index 40c4e8b..9a62ae9 100644
--- a/builtin/settingtypes.txt
+++ b/builtin/settingtypes.txt
@@ -424,7 +424,9 @@ enable_particles (Digging particles) bool true
 
 [**Filtering]
 
-#    Use mip mapping to scale textures. May slightly increase performance.
+#    Use mip mapping to scale textures. May slightly increase performance,
+#    especially when using a high resolution texture pack.
+#    Gamma correct downscaling is not supported.
 mip_map (Mipmapping) bool false
 
 #    Use anisotropic filtering when viewing at textures from an angle.