diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index a197a040..f7987efc 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -1,6 +1,6 @@
 <resources>
-    <string name="app_name">Simple Calculator</string>
-    <string name="app_launcher_name">Calculator</string>
+    <string name="app_name">Prosty Kalkulator</string>
+    <string name="app_launcher_name">Kalkulator</string>
     <string name="copied_to_clipboard">Wartość została skopiowana do schowka</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->