diff --git a/library/ui-strings/src/main/res/values-fa/strings.xml b/library/ui-strings/src/main/res/values-fa/strings.xml
index d9e0e67c0a..e28afadaa8 100644
--- a/library/ui-strings/src/main/res/values-fa/strings.xml
+++ b/library/ui-strings/src/main/res/values-fa/strings.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<resources>
+<resources xmlns:tools="http://schemas.android.com/tools">
     <string name="notice_room_invite_no_invitee">دعوت %s</string>
     <string name="notice_room_invite">‫%1$s، %2$s را دعوت کرد</string>
     <string name="notice_room_invite_you">%1$s دعوتتان کرد</string>
diff --git a/library/ui-strings/src/main/res/values-zh-rCN/strings.xml b/library/ui-strings/src/main/res/values-zh-rCN/strings.xml
index 58000353b0..970bee794c 100644
--- a/library/ui-strings/src/main/res/values-zh-rCN/strings.xml
+++ b/library/ui-strings/src/main/res/values-zh-rCN/strings.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<resources>
+<resources xmlns:tools="http://schemas.android.com/tools">
     <string name="notice_room_invite_no_invitee">%s 的邀请</string>
     <string name="notice_room_invite">%1$s 邀请了 %2$s</string>
     <string name="notice_room_invite_you">%1$s 邀请了你</string>