=== modified file 'bin/confz'
--- old/bin/confz	2022-06-23 10:09:45 +0000
+++ new/bin/confz	2022-06-23 10:08:57 +0000
@@ -179,7 +179,7 @@
 				prev_name=${${1#\?}#*=}
 				new_name=${${1#\?}%%=*}
 				(($+vars_prev[$prev_name])) && \
-					setvar $new_name "$vars_prev[$prev_name]";;
+					setvar $new_name "$vars_prev[$new_name]";;
 			(\?*)  ((${+vars_prev[${1#\?}]})) && \
 				setvar ${1#\?} "${vars_prev[${1#\?}]}";;
 			(%*=*) lift[${${1#%}%%=*}]=${${1#%}#*=};;