diff --git a/readme.txt b/readme.txt
index 2683bee..70ce305 100755
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Contributors: cmanon, jrfoell, lancewillett, dlintott, sebastianerb
 Tags: strava, activity, bicycle, cycling, biking, running, run, swimming, swim, paddle, kayak, gps, shortcode, widget, plugin, block, blocks
 Requires at least: 4.6
 Tested up to: 5.8
-Stable tag: 2.10.0
+Stable tag: 2.10.1
 Requires PHP: 5.3
 License: GPLv2 or later
 
@@ -134,6 +134,10 @@ On the WP-Strava settings page you cannot currently remove and add another athle
 
 == Changelog ==
 
+= 2.10.1 =
+Reworked settings save with multiple athletes, related to https://wordpress.org/support/topic/wp-strava-error-401-unauthorized/
+
+
 = 2.10.0 =
 Add ability to paste Activity/Route/Segment URL into the block editor and have it insert the appropriate block https://wordpress.org/support/topic/sorry-this-content-could-not-be-embedded-5/
 Add `reduce_polyline()` for maps with large polylines but no summary provided (prevents empty map) https://wordpress.org/support/topic/map-embed-from-segment-shows-default-map/
diff --git a/src/WPStrava/Settings.php b/src/WPStrava/Settings.php
index 442a784..aaa50b2 100644
--- a/src/WPStrava/Settings.php
+++ b/src/WPStrava/Settings.php
@@ -333,8 +333,8 @@ public function sanitize_nickname( $nicknames ) {
 				}
 			}
 
-			// Process $nicknames so indexes start with zero.
-			$nicknames = array_merge( $nicknames, array() );
+			// Rebase array keys after unset.
+			$nicknames = array_values( $nicknames );
 		}
 
 		foreach ( $nicknames as $index => $nickname ) {
@@ -351,13 +351,54 @@ public function sanitize_nickname( $nicknames ) {
 	 *
 	 * Renamed from sanitize_token().
 	 *
-	 * @param string $id Client ID.
-	 * @return string
+	 * @param array $ids Client IDs.
+	 * @return array
 	 * @author Justin Foell <justin@foell.org>
 	 * @since  2.0
 	 */
-	public function sanitize_id( $id ) {
-		return $id;
+	public function sanitize_id( $ids ) {
+		$this->get_ids();
+
+		if ( ! is_array( $ids ) ) {
+			$ids = array( $ids );
+		}
+
+		// Filter empty IDs.
+		$ids = array_filter( $ids );
+
+		// Rebase array keys after unset.
+		$ids = array_values( $ids );
+
+		$this->maybe_clean_info( $ids );
+
+		$this->ids = $ids;
+
+		return $ids;
+	}
+
+	/**
+	 * Remove IDs from strava_info that are being deleted.
+	 *
+	 * @param array $ids IDs that we're keeping.
+	 * @author Justin Foell <justin@foell.org>
+	 * @since 2.10.1
+	 */
+	private function maybe_clean_info( $ids ) {
+		$update = false;
+
+		$infos = $this->info;
+
+		foreach ( $infos as $id => $info ) {
+			if ( ! in_array( $id, $ids ) ) {
+				$update = true;
+				unset( $infos[ $id ] );
+			}
+		}
+
+		if ( $update ) {
+			update_option( 'strava_info', $infos );
+		}
+
 	}
 
 	/**
@@ -584,10 +625,11 @@ public function get_ids() {
 		foreach ( $ids as $index => $id ) {
 			if ( empty( $id ) ) {
 				unset( $ids[ $index ] );
-				$ids = array_values( $ids ); // Rebase array keys after unset @see https://stackoverflow.com/a/5943165/2146022
 			}
 		}
-		$this->ids = $ids;
+
+		// Rebase array keys after unset @see https://stackoverflow.com/a/5943165/2146022
+		$this->ids = array_values( $ids );
 		return $this->ids;
 	}
 
diff --git a/wp-strava.php b/wp-strava.php
index 0aaf314..c732c04 100755
--- a/wp-strava.php
+++ b/wp-strava.php
@@ -3,7 +3,7 @@
  * Plugin Name: WP Strava
  * Plugin URI: https://wordpress.org/plugins/wp-strava/
  * Description: Show your strava.com activity on your WordPress site. Some Icons are Copyright © Yusuke Kamiyamane. All rights reserved. Licensed under a Creative Commons Attribution 3.0 license.
- * Version: 2.10.0
+ * Version: 2.10.1
  * Author: Carlos Santa Cruz, Justin Foell, Lance Willett, Daniel Lintott, Sebastian Erb
  * License: GPL2
  * Text Domain: wp-strava
@@ -27,7 +27,7 @@
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
-define( 'WPSTRAVA_PLUGIN_VERSION', '2.10.0' );
+define( 'WPSTRAVA_PLUGIN_VERSION', '2.10.1' );
 define( 'WPSTRAVA_PLUGIN_FILE', __FILE__ );
 define( 'WPSTRAVA_PLUGIN_DIR', trailingslashit( dirname( __FILE__ ) ) );
 define( 'WPSTRAVA_PLUGIN_URL', plugins_url( '/', __FILE__ ) );