diff --git a/sonoff/language/pl-PL.h b/sonoff/language/pl-PL.h
index 9d0352315..3e2c0549e 100644
--- a/sonoff/language/pl-PL.h
+++ b/sonoff/language/pl-PL.h
@@ -370,6 +370,20 @@
 #define D_TIMER_OUTPUT "Output"
 #define D_TIMER_POWER "Power"
 
+// xdrv_10_KNX.ino
+#define D_CONFIGURE_KNX "Configure KNX"
+#define D_KNX_PARAMETERS "KNX parameters"
+#define D_KNX_GENERAL_CONFIG "General"
+#define D_KNX_PHYSICAL_ADDRESS "Physical Address"
+#define D_KNX_PHYSICAL_ADDRESS_NOTE "( Must be unique on the KNX network )"
+#define D_KNX_ENABLE "Enable KNX"
+#define D_KNX_GROUP_ADDRESS_TO_WRITE "Data to Send to Group Addresses"
+#define D_KNX_ADD "Add"
+#define D_DELETE "Delete"
+#define D_REPLY "Reply"
+#define D_KNX_GROUP_ADDRESS_TO_READ "Group Addresses to Receive Data from"
+#define D_LOG_KNX "KNX: "
+
 // xdrv_03_energy.ino
 #define D_ENERGY_TODAY "Energia Dzisiaj"
 #define D_ENERGY_YESTERDAY "Energia Wczoraj"