diff --git a/app/install.php b/app/install.php
index 58674e3a7..9a88e0f37 100644
--- a/app/install.php
+++ b/app/install.php
@@ -553,7 +553,7 @@ function printStep2() {
 		<div class="form-group">
 			<label class="group-name" for="default_user"><?php echo _t('install.default_user'); ?></label>
 			<div class="group-controls">
-				<input type="text" id="default_user" name="default_user" required="required" size="16" maxlength="16" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" value="<?php echo isset($_SESSION['default_user']) ? $_SESSION['default_user'] : ''; ?>" placeholder="<?php echo httpAuthUser() == '' ? 'alice' : httpAuthUser(); ?>" tabindex="3" />
+				<input type="text" id="default_user" name="default_user" required="required" size="16" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" value="<?php echo isset($_SESSION['default_user']) ? $_SESSION['default_user'] : ''; ?>" placeholder="<?php echo httpAuthUser() == '' ? 'alice' : httpAuthUser(); ?>" tabindex="3" />
 			</div>
 		</div>
 
diff --git a/app/views/auth/formLogin.phtml b/app/views/auth/formLogin.phtml
index 2f881dde7..99be6059c 100644
--- a/app/views/auth/formLogin.phtml
+++ b/app/views/auth/formLogin.phtml
@@ -9,7 +9,7 @@
 		<input type="hidden" name="_csrf" value="<?php echo FreshRSS_Auth::csrfToken(); ?>" />
 		<div>
 			<label for="username"><?php echo _t('gen.auth.username'); ?></label>
-			<input type="text" id="username" name="username" size="16" required="required" maxlength="16" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" autofocus="autofocus" />
+			<input type="text" id="username" name="username" size="16" required="required" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" autofocus="autofocus" />
 		</div>
 		<div>
 			<label for="passwordPlain"><?php echo _t('gen.auth.password'); ?></label>
diff --git a/app/views/auth/register.phtml b/app/views/auth/register.phtml
index fce7e1388..23bda25ce 100644
--- a/app/views/auth/register.phtml
+++ b/app/views/auth/register.phtml
@@ -5,7 +5,7 @@
 		<input type="hidden" name="_csrf" value="<?php echo FreshRSS_Auth::csrfToken(); ?>" />
 		<div>
 			<label class="group-name" for="new_user_name"><?php echo _t('gen.auth.username'), '<br />', _i('help'), ' ', _t('gen.auth.username.format'); ?></label>
-			<input id="new_user_name" name="new_user_name" type="text" size="16" required="required" maxlength="16" autocomplete="off" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" />
+			<input id="new_user_name" name="new_user_name" type="text" size="16" required="required" autocomplete="off" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" />
 		</div>
 
 		<div>
diff --git a/app/views/user/manage.phtml b/app/views/user/manage.phtml
index 9238a01b9..793a3a0bd 100644
--- a/app/views/user/manage.phtml
+++ b/app/views/user/manage.phtml
@@ -22,7 +22,7 @@
 		<div class="form-group">
 			<label class="group-name" for="new_user_name"><?php echo _t('admin.user.username'); ?></label>
 			<div class="group-controls">
-				<input id="new_user_name" name="new_user_name" type="text" size="16" required="required" maxlength="16" autocomplete="off" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" placeholder="demo" />
+				<input id="new_user_name" name="new_user_name" type="text" size="16" required="required" autocomplete="off" pattern="<?php echo FreshRSS_user_Controller::USERNAME_PATTERN; ?>" placeholder="demo" />
 			</div>
 		</div>