diff --git a/app/javascript/styles/fault/overrides.scss b/app/javascript/styles/fault/overrides.scss
index b4dcf0ebeadd30..ec2266383075f4 100644
--- a/app/javascript/styles/fault/overrides.scss
+++ b/app/javascript/styles/fault/overrides.scss
@@ -74,12 +74,12 @@ MISC TWEAKS
 //header image in start page and about page
 .public-account-header__image img,
 .hero-widget__img img {
-  content:url(--headerUrl);
+  content:var(--headerUrl);
 }
 
 //mascot image in about page
 .landing-page__mascot img {
-  content:url(--aboutMascotUrl);
+  content:var(--aboutMascotUrl);
 }
 
 /* vignette on headers and dropdowns */