diff --git a/init.zsh b/init.zsh
index e692f94..2d87b61 100755
--- a/init.zsh
+++ b/init.zsh
@@ -9,7 +9,7 @@ if ! is-at-least 5.2; then
 fi
 
 # Define zim location
-(( ! ${+ZIM_HOME} )) && ZIM_HOME="${ZDOTDIR:-${HOME}}/.zim"
+(( ! ${+ZIM_HOME} )) && export ZIM_HOME="${ZDOTDIR:-${HOME}}/.zim"
 
 # Source user configuration
 if [[ -s "${ZDOTDIR:-${HOME}}/.zimrc" ]]; then
diff --git a/modules/meta/functions/zmanage b/modules/meta/functions/zmanage
index 42522ee..afb4320 100644
--- a/modules/meta/functions/zmanage
+++ b/modules/meta/functions/zmanage
@@ -16,7 +16,7 @@ if (( ${#} != 1 )); then
 fi
 
 local tools
-tools="${ZIM}/tools"
+tools="${ZIM_HOME}/tools"
 
 case ${1} in
   update)      zsh ${tools}/zim_update
@@ -33,7 +33,7 @@ case ${1} in
                ;;
   reset)       zsh ${tools}/zim_reset
                ;;
-  debug)       zsh ${ZIM}/modules/debug/functions/trace-zim
+  debug)       zsh ${ZIM_HOME}/modules/debug/functions/trace-zim
                ;;
   *)           print ${usage}
                ;;