diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index 24faf4d33..278e97f38 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -74,7 +74,7 @@
     <string name="width">Szerokość</string>
     <string name="height">Wysokość</string>
     <string name="keep_aspect_ratio">Zachowaj proporcje</string>
-    <string name="invalid_values">Podaj poprawną rozdzielczość</string>
+    <string name="invalid_values">Podaj prawidłową rozdzielczość</string>
     <!-- Editor -->
     <string name="editor">Edytor</string>
     <string name="rotate">Obróć</string>
@@ -417,4 +417,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file