diff --git a/apps/block_scout_web/lib/block_scout_web/templates/layout/app.html.eex b/apps/block_scout_web/lib/block_scout_web/templates/layout/app.html.eex
index ddb6b081e3..c89a684cf6 100644
--- a/apps/block_scout_web/lib/block_scout_web/templates/layout/app.html.eex
+++ b/apps/block_scout_web/lib/block_scout_web/templates/layout/app.html.eex
@@ -37,12 +37,11 @@
 
   <body>
     <% dark_forest_address_var = Application.get_env(:block_scout_web, :dark_forest_address) %>
-  <% dark_forest_address = if dark_forest_address_var, do: String.downcase(dark_forest_address_var), else: nil %>
+    <% dark_forest_address = if dark_forest_address_var, do: String.downcase(dark_forest_address_var), else: nil %>
     <script>
       function applyCustomMode() {
         const darkForestContractAddressHash = "<%= dark_forest_address %>"
 
-        const addressHash = "<%= @address.hash %>".toLowerCase()
         if (window.location.pathname.toLowerCase().includes(darkForestContractAddressHash)) {
           document.body.className += " " + "dark-forest-theme-applied";
         }
