diff --git a/theme_enark/static/src/scss/primary_variables.scss b/theme_enark/static/src/scss/primary_variables.scss
index d7f3616f2..07a2de841 100644
--- a/theme_enark/static/src/scss/primary_variables.scss
+++ b/theme_enark/static/src/scss/primary_variables.scss
@@ -146,7 +146,7 @@ $o-website-values-palettes: (
         'buttons-font':         'Bitter',
         'footer-template':      'descriptive',
         'header-links-style':   'outline',
-        'btn-primary-outline':  'true',
+        'btn-primary-outline':  true,
     ),
 );