diff --git a/client/dictionaries/mfc_default_keys.dic b/client/dictionaries/mfc_default_keys.dic
index a91d8f119..465431dd8 100644
--- a/client/dictionaries/mfc_default_keys.dic
+++ b/client/dictionaries/mfc_default_keys.dic
@@ -3161,3 +3161,26 @@ A662F9DC0D3D
 434C414E3639
 # Key for Waferlock shadow programming card and shadow user card
 333030313536
+#
+# Poland Warsaw public transport card keys
+2481118e5355
+b6f0fc87f57f
+e4fdac292bed
+5888180adbe6
+d572c9491137
+64ea317b7abd
+a39a286285db
+898989890823
+898989891789
+898989893089
+b6e56bad206a
+8fe6fa230c69
+4d1095f1af34
+1ad2f99bb9e9
+891089898989
+896389898989
+890163898989
+898927638989
+898989063889
+898989428989
+898989048989