diff --git a/lib/browsers.js b/lib/browsers.js
index ab339eb97b7..65de8870286 100644
--- a/lib/browsers.js
+++ b/lib/browsers.js
@@ -3,7 +3,7 @@ module.exports = [
   'Edge >= 110',
   'Firefox >= 102',
   'iOS >= 12',
-  'Safari >= 12',
+  'Safari >= 15.6',
   'ChromeAndroid >= 112',
   'FirefoxAndroid >= 110',
 ];
@@ -60,16 +60,4 @@ module.exports = [
   safari 16.1
   safari 16.0
   safari 15.6
-  safari 15.5
-  safari 15.4
-  safari 15.2-15.3
-  safari 15.1
-  safari 15
-  safari 14.1
-  safari 14
-  safari 13.1
-  safari 13
-  safari 12.1
-  safari 12
-
 */
diff --git a/testem.browserstack.js b/testem.browserstack.js
index 8d100f3490a..cb53e1de953 100644
--- a/testem.browserstack.js
+++ b/testem.browserstack.js
@@ -1,17 +1,17 @@
 const FailureOnlyPerBrowserReporter = require('testem-failure-only-reporter/grouped-by-browser');
 
 const BrowserStackLaunchers = {
-  BS_Safari_12: {
+  BS_Safari_15: {
     exe: 'node_modules/.bin/browserstack-launch',
     args: [
       '--os',
       'OS X',
       '--osv',
-      'Mojave',
+      'Monterey',
       '--b',
       'safari',
       '--bv',
-      'latest', // Will always be 12.x on Mojave
+      'latest', // Will always be 15.x on Monterey
       '-t',
       '1200',
       '--u',