diff --git a/src/http.c b/src/http.c
index b73967f..4e94027 100644
--- a/src/http.c
+++ b/src/http.c
@@ -312,8 +312,15 @@ handle_static_asset(struct http_transaction *ta, char *basedir)
     if (access(fname, R_OK)) {
         if (errno == EACCES)
             return send_error(ta, HTTP_PERMISSION_DENIED, "Permission denied.");
-        else
-            return send_not_found(ta);
+        else {
+            if (html5_fallback) {
+                memset(fname, 0, PATH_MAX);
+                snprintf(fname, sizeof fname, "%s%s", server_root, "/index.html");
+            } else {
+                return send_not_found(ta);
+            }
+        }
+            
     }
 
     // Determine file size