=== modified file 'zsh-functions/zsv_add_hook'
--- zsh-functions/zsv_add_hook	2014-03-01 10:39:42 +0000
+++ zsh-functions/zsv_add_hook	2014-03-01 10:37:46 +0000
@@ -1,5 +1,5 @@
 if [[ -n $zsv_hooks[$1] ]]; then
-	$zsv_hooks[$1]="${zsv_hooks[$1]} $2"
+	$zsv_hooks[$1]="$zsv_hooks[$1] $2"
 else
 	$zsv_hooks[$1]=$2
 fi