diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 1691d49..8cf0cba 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -354,7 +354,7 @@
     <string name="detail_settings_appearance_icon_remove_summary">Icon displayed in notifications for this topic</string>
     <string name="detail_settings_appearance_icon_error_saving">Unable to save icon: %1$s</string>
     <string name="detail_settings_appearance_display_name_title">Display name</string>
-    <string name="detail_settings_appearance_display_name_message">Set a custom display name for this subscription. Leave empty for default</string>
+    <string name="detail_settings_appearance_display_name_message">Set a custom display name for this subscription. Leave empty for default.</string>
     <string name="detail_settings_appearance_display_name_default_summary">%1$s (default)</string>
     <string name="detail_settings_global_setting_title">Use global setting</string>
     <string name="detail_settings_global_setting_suffix">using global setting</string>