diff --git a/tcshrc.prompt.final b/tcshrc.prompt.final
index 6ac69bb..30a4c62 100644
--- a/tcshrc.prompt.final
+++ b/tcshrc.prompt.final
@@ -243,9 +243,9 @@ if( $?CSHENV_SHOW_BATTERY_LEVEL ) then
     else if( ${battery_level} < ${low_battery_level} ) then
         set battery_color=${red}
     else if( ${battery_level} < ${weak_battery_level} ) then
-        set battery_color=${yellow}
+        set battery_color=${csi}33m
     else if( ${battery_level} < ${medium_battery_level} ) then
-        set battery_color=${bright_yellow}
+        set battery_color=${csi}93m
     else if( ${battery_level} < ${strong_battery_level} ) then
         set battery_color=${green}
     else