diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index 93927f72..c956cac8 100755
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -296,9 +296,9 @@ prompt_anaconda() {
   _path=$CONDA_ENV_PATH$CONDA_PREFIX
   if ! [ -z "$_path" ]; then
     # config - can be overwritten in users' zshrc file.
-    defined POWERLEVEL9K_ANACONDA_PREFIX || POWERLEVEL9K_ANACONDA_PREFIX=""
-    defined POWERLEVEL9K_ANACONDA_LEFT_DELIMITER || POWERLEVEL9K_ANACONDA_LEFT_DELIMITER="("
-    defined POWERLEVEL9K_ANACONDA_RIGHT_DELIMITER || POWERLEVEL9K_ANACONDA_RIGHT_DELIMITER=")"
+    set_default POWERLEVEL9K_ANACONDA_PREFIX ""
+    set_default POWERLEVEL9K_ANACONDA_LEFT_DELIMITER "("
+    set_default POWERLEVEL9K_ANACONDA_RIGHT_DELIMITER ")"
     "$1_prompt_segment" "$0" "$2" "$3" "$4" "$POWERLEVEL9K_ANACONDA_PREFIX$POWERLEVEL9K_ANACONDA_LEFT_DELIMITER$(basename $_path)$POWERLEVEL9K_ANACONDA_RIGHT_DELIMITER" ""
   fi
 }