diff --git a/themes/neff/assets/scss/_grid.scss b/themes/neff/assets/scss/_grid.scss
index 0fb0b7d..3caad83 100644
--- a/themes/neff/assets/scss/_grid.scss
+++ b/themes/neff/assets/scss/_grid.scss
@@ -123,7 +123,7 @@ em {
     }
 
     h3 {
-        font-size: 1.4;
+        font-size: 1.4rem;
     }
 
     h4 {