diff --git a/doc/terminatorrc.5 b/doc/terminatorrc.5
index b10407f7..d7d54410 100644
--- a/doc/terminatorrc.5
+++ b/doc/terminatorrc.5
@@ -19,7 +19,7 @@ If true, don't make a noise when applications send the escape sequence for the t
 Default value: \fBTrue\fR
 .TP 
 .B background_color
-Default colour of terminal background, as a colour specification (can be HTML-style hex digits, or a colour name such as "red"). 
+Default colour of terminal background, as a colour specification (can be HTML-style hex digits, or a colour name such as "red"). \fBNote:\fR You may need to set \fBuse_theme_colors=False\fR to force this setting to take effect.
 Default value: \fB#000000\fR
 .TP 
 .B background_darkness 
@@ -51,7 +51,7 @@ An Pango font name. Examples are "Sans 12" or "Monospace Bold 14".
 Default value: \fBSerif 10\fR
 .TP 
 .B foreground_color
-Default colour of text in the terminal, as a colour specification (can be HTML-style hex digits, or a colour name such as "red"). 
+Default colour of text in the terminal, as a colour specification (can be HTML-style hex digits, or a colour name such as "red"). \fBNote:\fR You may need to set \fBuse_theme_colors=False\fR to force this setting to take effect.
 Default value: \fB#AAAAAA\fR
 .TP 
 .B scrollbar_position