diff --git a/lib/spectrum.zsh b/lib/spectrum.zsh
index b683aca29..33e819ca2 100644
--- a/lib/spectrum.zsh
+++ b/lib/spectrum.zsh
@@ -3,7 +3,7 @@
 # P.C. Shyamshankar <sykora@lucentbeing.com>
 # Copied from http://github.com/sykora/etc/blob/master/zsh/functions/spectrum/
 
-typeset -Ag FX FG BG
+typeset -AHg FX FG BG
 
 FX=(
     reset     "%{%}"