diff --git a/src/main/resources/templates/landing.html b/src/main/resources/templates/landing.html
index 907e9c3..81ecaa1 100644
--- a/src/main/resources/templates/landing.html
+++ b/src/main/resources/templates/landing.html
@@ -20,7 +20,8 @@
     </div>
     <div class="row justify-content-center">
         <form class="col-6 text-center" action="/gallery">
-            <input class="form-control" id="imageSearch" pattern="[a-zA-Z0-9\s]*" placeholder="Ex: blue_eyes smile" type="search" name="tags">
+            <!--suppress HtmlFormInputWithoutLabel -->
+            <input class="form-control" id="imageSearch" pattern="[a-zA-Z0-9\s_]*" placeholder="Ex: blue_eyes smile" type="search" name="tags">
             <button class="btn btn-primary mt-1 w-25" type="submit">Search</button>
         </form>
     </div>