diff --git a/Netdisco/share/views/sidebar/report/ipinventory.tt b/Netdisco/share/views/sidebar/report/ipinventory.tt
index fae0d22d..4ddb88ba 100644
--- a/Netdisco/share/views/sidebar/report/ipinventory.tt
+++ b/Netdisco/share/views/sidebar/report/ipinventory.tt
@@ -20,7 +20,7 @@
                 </label>
               </div>
               <div class="clearfix">
-                <input class="nd_side-input" id="daterange"
+                <input class="nd_side-input" id="daterange" required="required"
                   type="text" name="daterange" value="[%
                     (params.exists('daterange') ? params.daterange : to_daterange('30 days')) | html_entity %]"/>
               </div>
diff --git a/Netdisco/share/views/sidebar/report/subnets.tt b/Netdisco/share/views/sidebar/report/subnets.tt
index 9679d1ab..02bdbda4 100644
--- a/Netdisco/share/views/sidebar/report/subnets.tt
+++ b/Netdisco/share/views/sidebar/report/subnets.tt
@@ -20,7 +20,7 @@
                 </label>
               </div>
               <div class="clearfix">
-                <input class="nd_side-input" id="daterange"
+                <input class="nd_side-input" id="daterange" required="required"
                   type="text" name="daterange" value="[%
                     (params.exists('daterange') ? params.daterange : to_daterange('30 days')) | html_entity %]"/>
               </div>