diff --git a/languages/redis-user-session-storage.pot b/languages/redis-user-session-storage.pot
index 18c5244c9eed1fd0d61d3e092f29fcbba35e07e5..ae42c2b8ad3bb4f8122588337ce8abd3a39a1c0e 100644
--- a/languages/redis-user-session-storage.pot
+++ b/languages/redis-user-session-storage.pot
@@ -5,7 +5,7 @@ msgstr ""
 "Project-Id-Version: Redis User Session Storage 0.2\n"
 "Report-Msgid-Bugs-To: "
 "https://wordpress.org/support/plugin/redis-user-session-storage\n"
-"POT-Creation-Date: 2022-07-09 03:01:34+00:00\n"
+"POT-Creation-Date: 2022-07-09 03:10:26+00:00\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -25,7 +25,8 @@ msgstr ""
 "X-Textdomain-Support: yes\n"
 "X-Generator: grunt-wp-i18n 1.0.3\n"
 
-#: redis-user-session-storage.php:89
+#: redis-user-session-storage.php:90
+#. translators: 1: New plugin name, 2: Old plugin name
 msgid ""
 "%1$s: An outdated version of this plugin, %2$s, is active. Please "
 "deactivate it to use the current version."
diff --git a/redis-user-session-storage.php b/redis-user-session-storage.php
index 0599bce6de71178bcc7b593c5c0cc906bdc2c4ef..6348cb41748003a33f56c523ccd4ddc82169f9a9 100644
--- a/redis-user-session-storage.php
+++ b/redis-user-session-storage.php
@@ -58,7 +58,7 @@ load();
 /**
  * Override Core's default usermeta-based token storage.
  *
- * @param string $manager
+ * @param string $manager Name of session-manager class.
  * @return string
  */
 function set_session_token_manager( $manager ) {
@@ -86,7 +86,8 @@ function admin_notice() {
 		<p>
 			<?php
 				printf(
-					__( '%1$s: An outdated version of this plugin, %2$s, is active. Please deactivate it to use the current version.', 'redis-user-session-storage' ),
+					/* translators: 1: New plugin name, 2: Old plugin name */
+					esc_html__( '%1$s: An outdated version of this plugin, %2$s, is active. Please deactivate it to use the current version.', 'redis-user-session-storage' ),
 					'<strong>Redis User Session Storage</strong>',
 					'<em>WP Redis User Session Storage</em>'
 				);