diff --git a/mobile/android/base/locales/en-US/android_strings.dtd b/mobile/android/base/locales/en-US/android_strings.dtd
index 59b670db7705..b8582b5b3dae 100644
--- a/mobile/android/base/locales/en-US/android_strings.dtd
+++ b/mobile/android/base/locales/en-US/android_strings.dtd
@@ -290,7 +290,7 @@
      Instead of switching to the browser it appears as if the user stays in the third-party app.
      For more see: https://developer.chrome.com/multidevice/android/customtabs -->
 <!ENTITY pref_custom_tabs2 "Custom Tabs">
-<!ENTITY pref_custom_tabs_summary4 "Allow apps to open web content in a quickly loading custom tab.">
+<!ENTITY pref_custom_tabs_summary4 "Allow apps to open web content in a quickly loading custom tab">
 
 <!-- Localization note (custom_tabs_menu_item_open_in): The variable is replaced by the name of
      default browser from user's preference, such as "Open in Firefox" -->