diff --git a/apps/lang/polski.lang b/apps/lang/polski.lang
index c70afc20e0..a836befefd 100644
--- a/apps/lang/polski.lang
+++ b/apps/lang/polski.lang
@@ -13010,3 +13010,31 @@
     *: "Ogranicz przechodzenie między folderami"
   </voice>
 </phrase>
+<phrase>
+  id: LANG_SELECT_FOLDER
+  desc: in settings_menu
+  user: core
+  <source>
+    *: "Select one or more directories"
+  </source>
+  <dest>
+    *: "Wybierz jeden lub wiele katalogów"
+  </dest>
+  <voice>
+    *: "Wybierz jeden lub wiele katalogów"
+  </voice>
+</phrase>
+<phrase>
+  id: LANG_SELECT_DATABASE_DIRS
+  desc: in settings_menu
+  user: core
+  <source>
+    *: "Select directories to scan"
+  </source>
+  <dest>
+    *: "Wybierz katalogi do przeskanowania"
+  </dest>
+  <voice>
+    *: "Wybierz katalogi do przeskanowania"
+  </voice>
+</phrase>
diff --git a/docs/CREDITS b/docs/CREDITS
index d80123a17d..663021d64f 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -624,6 +624,7 @@ Osborne Jacobs
 Marty Miller
 Eduardo Gonzalez
 Enric Morales
+Mateusz Renkiewicz
 
 The libmad team
 The wavpack team