diff --git a/locales/cs/browser/browser/zen-general.ftl b/locales/cs/browser/browser/zen-general.ftl
index c23343186..31cb08df7 100644
--- a/locales/cs/browser/browser/zen-general.ftl
+++ b/locales/cs/browser/browser/zen-general.ftl
@@ -98,13 +98,13 @@ zen-site-data-panel-feature-callout-subtitle = Klikněte na ikonu pro správu na
 zen-open-link-in-glance = 
     .label = Otevřít odkaz v Glance
     .accesskey = G
-zen-sidebar-notification-updated-heading = Update Complete!
+zen-sidebar-notification-updated-heading = Aktualizace byla dokončena!
 
 # See ZenSidebarNotification.mjs to see how these would be used
 
-zen-sidebar-notification-updated-label = What's new in { -brand-short-name }
+zen-sidebar-notification-updated-label = Co je nového v prohlížeči { -brand-short-name }
 zen-sidebar-notification-updated-tooltip = 
-    .title = View Release Notes
-zen-sidebar-notification-restart-safe-mode-label = Something broke?
+    .title = Zobrazit změny
+zen-sidebar-notification-restart-safe-mode-label = Něco se rozbilo?
 zen-sidebar-notification-restart-safe-mode-tooltip = 
-    .title = Restart in Safe Mode
+    .title = Restartovat v Nouzovém Režimu
diff --git a/locales/pl/browser/browser/preferences/zen-preferences.ftl b/locales/pl/browser/browser/preferences/zen-preferences.ftl
index c51c95c8f..687fb4377 100644
--- a/locales/pl/browser/browser/preferences/zen-preferences.ftl
+++ b/locales/pl/browser/browser/preferences/zen-preferences.ftl
@@ -50,7 +50,7 @@ zen-tabs-cycle-by-attribute =
     .label = Ctrl+Tab cycles within Essential or Workspace tabs only
 zen-tabs-cycle-ignore-pending-tabs = 
     .label = Ignore Pending tabs when cycling with Ctrl+Tab
-zen-tabs-cycle-by-attribute-warning = Ctrl+Tab will cycle by recently used order, as it is enabled
+zen-tabs-cycle-by-attribute-warning = Ctrl+Tab będzie przełączał karty według ostatnio używanej kolejności, ponieważ jest włączona
 zen-look-and-feel-compact-toolbar-themed = 
     .label = Użyj tła motywu dla kompaktowego paska narzędzi
 zen-workspace-continue-where-left-off =