diff --git a/openid-connect-server-webapp/src/main/webapp/resources/template/client.html b/openid-connect-server-webapp/src/main/webapp/resources/template/client.html
index 32863c267..5a5df66f7 100644
--- a/openid-connect-server-webapp/src/main/webapp/resources/template/client.html
+++ b/openid-connect-server-webapp/src/main/webapp/resources/template/client.html
@@ -722,7 +722,7 @@
 			<div class="control-group" id="defaultMaxAge">
 				<label class="control-label"><span class="label label-default nyi"><i class="icon-road icon-white"></i> NYI </span> <span data-i18n="client.client-form.max-age">Default Max Age</span></label>
 				<div class="controls">
-					<input placeholder="" value="<%-defaultMaxAge%>" maxlength="1000" type="text" class=""/>
+					<input placeholder="" value="<%-defaultMaxAge%>" maxlength="10" type="text" class=""/>
 					<p class="help-block" data-i18n="client.client-form.max-age-help">Default maximum session age before re-prompting</p>
 				</div>
 			</div>