diff --git a/themes/one-pager/layouts/partials/header.html b/themes/one-pager/layouts/partials/header.html
index efe909f..d2c870f 100644
--- a/themes/one-pager/layouts/partials/header.html
+++ b/themes/one-pager/layouts/partials/header.html
@@ -56,7 +56,7 @@
 <header class="main-header" style="position:relative;overflow:hidden;">
     <!-- Background image -->
     {{ if $banner }}
-    <div style="position:absolute;top:0;left:0;right:0;bottom:0;z-index:0;background-image:url('{{ $banner }}');background-size:cover;background-position:center;"></div>
+    <div style="position:absolute;top:0;left:0;right:0;bottom:0;z-index:0;background-image:url('{{ $banner }}');background-size:cover;background-position:center; background-attachment:fixed;"></div>
     <!-- Dark overlay for readability -->
     <div style="position:absolute;top:0;left:0;right:0;bottom:0;z-index:1;background:linear-gradient(to bottom,rgba(0,0,0,0.4) 0%,rgba(0,0,0,0.2) 50%,rgba(0,0,0,0.4) 100%);pointer-events:none;"></div>
     {{ end }}