diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 67253fd8c..277c784d6 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -20,7 +20,7 @@
   ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   -->
 
-<resources xmlns:tools="http://schemas.android.com/tools">
+<resources>
     <!-- Common -->
     <string name="nc_yes">Yes</string>
     <string name="nc_no">No</string>