diff --git a/docs/_isso/layout.html b/docs/_isso/layout.html
index 2462c30..c0f9476 100644
--- a/docs/_isso/layout.html
+++ b/docs/_isso/layout.html
@@ -10,7 +10,8 @@
         VERSION:     '{{ release|e }}',
         COLLAPSE_INDEX: false,
         FILE_SUFFIX: '{{ '' if no_search_suffix else file_suffix }}',
-        HAS_SOURCE:  {{ has_source|lower }}
+        HAS_SOURCE:  {{ has_source|lower }},
+        SOURCELINK_SUFFIX:  '{{ sourcelink_suffix }}'
       };
     </script>
     {%- for scriptfile in script_files %}