diff --git a/helper.zsh b/helper.zsh
index 6004ab1b..7bd32435 100644
--- a/helper.zsh
+++ b/helper.zsh
@@ -45,11 +45,11 @@ function omodload {
     setopt LOCAL_OPTIONS EXTENDED_GLOB
 
     # Add functions to fpath.
-    fpath=(${omodules:+${PREZTO}/modules/${^omodules}/functions(/FN)} $fpath)
+    fpath=(${omodules:+${prezto}/modules/${^omodules}/functions(/FN)} $fpath)
 
     # Load Prezto functions.
     for ofunction in \
-      $PREZTO/modules/${^omodules}/functions/^([_.]*|prompt_*_setup|README*)(.N:t)
+      $prezto/modules/${^omodules}/functions/^([_.]*|prompt_*_setup|README*)(.N:t)
     do
       autoload -Uz "$ofunction"
     done
@@ -58,12 +58,12 @@ function omodload {
   for omodule in "$omodules[@]"; do
     if zstyle -t ":omz:module:$omodule" loaded; then
       continue
-    elif [[ ! -d "$PREZTO/modules/$omodule" ]]; then
+    elif [[ ! -d "$prezto/modules/$omodule" ]]; then
       print "$0: no such module: $omodule" >&2
       continue
     else
-      if [[ -s "$PREZTO/modules/$omodule/init.zsh" ]]; then
-        source "$PREZTO/modules/$omodule/init.zsh"
+      if [[ -s "$prezto/modules/$omodule/init.zsh" ]]; then
+        source "$prezto/modules/$omodule/init.zsh"
       fi
 
       if (( $? == 0 )); then
diff --git a/templates/zshenv b/templates/zshenv
index 260897e4..467f55a7 100644
--- a/templates/zshenv
+++ b/templates/zshenv
@@ -7,7 +7,7 @@
 
 # Set the path to Prezto.
 # TODO: use $HOME/.prezto
-export PREZTO="$HOME/.oh-my-zsh"
+export prezto="$HOME/.oh-my-zsh"
 
 # Paths
 typeset -gU cdpath fpath mailpath manpath path
diff --git a/templates/zshrc b/templates/zshrc
index 8342a242..09987929 100644
--- a/templates/zshrc
+++ b/templates/zshrc
@@ -45,7 +45,7 @@ zstyle ':omz:load' omodule \
 zstyle ':omz:module:prompt' theme 'sorin'
 
 # Hey Prezto!
-source "$PREZTO/init.zsh"
+source "$prezto/init.zsh"
 
 # Customize to your needs...