diff --git a/reader/components/header/index.jsx b/reader/components/header/index.jsx
index 1bf45da6..792bad78 100644
--- a/reader/components/header/index.jsx
+++ b/reader/components/header/index.jsx
@@ -40,7 +40,10 @@ const Header = () => {
             ui.isOutlineSidebarVisible && styles.buttonActive
           )}
         >
-          <Icon src="#file-document" alt="Show outline" />
+          <Icon
+            src="/static/design/icons.svg#file-document"
+            alt="Show outline"
+          />
         </Button>
         <Button
           title="Show thumbnails"