diff --git a/phpBB/includes/ucp/ucp_profile.php b/phpBB/includes/ucp/ucp_profile.php
index be0833254b..2708a8dedf 100644
--- a/phpBB/includes/ucp/ucp_profile.php
+++ b/phpBB/includes/ucp/ucp_profile.php
@@ -638,6 +638,13 @@ class ucp_profile
 
 					$selected_driver = $phpbb_avatar_manager->clean_driver_name($request->variable('avatar_driver', $user->data['user_avatar_type']));
 
+					$template->assign_vars(array(
+						'AVATAR_MIN_WIDTH'	=> $config['avatar_min_width'],
+						'AVATAR_MAX_WIDTH'	=> $config['avatar_max_width'],
+						'AVATAR_MIN_HEIGHT'	=> $config['avatar_min_height'],
+						'AVATAR_MAX_HEIGHT'	=> $config['avatar_max_height'],
+					));
+
 					foreach ($avatar_drivers as $current_driver)
 					{
 						$driver = $phpbb_avatar_manager->get_driver($current_driver);
diff --git a/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html b/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html
index b1076c2d14..130a7c2cca 100644
--- a/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html
+++ b/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html
@@ -5,7 +5,7 @@
 <dl>
 	<dt><label for="avatar_gravatar_width">{L_GRAVATAR_AVATAR_SIZE}{L_COLON}</label><br /><span>{L_GRAVATAR_AVATAR_SIZE_EXPLAIN}</span></dt>
 	<dd>
-		<label for="avatar_gravatar_width"><input type="text" name="avatar_gravatar_width" id="avatar_gravatar_width" size="3" value="{AVATAR_GRAVATAR_WIDTH}" class="inputbox autowidth" /> {L_PIXEL}</label> &times;&nbsp; 
-		<label for="avatar_gravatar_height"><input type="text" name="avatar_gravatar_height" id="avatar_gravatar_height" size="3" value="{AVATAR_GRAVATAR_HEIGHT}" class="inputbox autowidth" /> {L_PIXEL}</label>
+		<label for="avatar_gravatar_width"><input type="number" name="avatar_gravatar_width" id="avatar_gravatar_width" min="{AVATAR_MIN_WIDTH}" max="{AVATAR_MAX_WIDTH}" value="{AVATAR_GRAVATAR_WIDTH}" class="inputbox autowidth" /> {L_PIXEL}</label> &times;&nbsp;
+		<label for="avatar_gravatar_height"><input type="number" name="avatar_gravatar_height" id="avatar_gravatar_height" min="{AVATAR_MIN_HEIGHT}" max="{AVATAR_MAX_HEIGHT}" value="{AVATAR_GRAVATAR_HEIGHT}" class="inputbox autowidth" /> {L_PIXEL}</label>
 	</dd>
 </dl>