diff --git a/themes/brethil.zsh-theme b/themes/brethil.zsh-theme
index caf4d0b..a424ff6 100644
--- a/themes/brethil.zsh-theme
+++ b/themes/brethil.zsh-theme
@@ -66,7 +66,8 @@ function virtualenv_info {
       venv="$(basename $(dirname "$VIRTUAL_ENV") )"
     fi
 
-    echo -n " $BOLD_PURPLE<$venv>$CLEAR "
+    # bold (%B) purple (%F{5})
+    echo -n " %B%F{5}<$venv>%b%f "
 }