diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index d7f33dd..39c721f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -10,4 +10,8 @@
     <string name="hello_first_fragment">Hello first fragment</string>
     <string name="hello_second_fragment">Hello second fragment. Arg: %1$s</string>
     <string name="title_activity_main2">MainActivity</string>
+    <string name="title_activity_test_constraint_layout">TestConstraintLayout</string>
+
+    <string name="firstAction">Please click on the Add button in order to add a city</string>
+
 </resources>
\ No newline at end of file