diff --git a/internal/backend/semtechudp/packets/push_data.go b/internal/backend/semtechudp/packets/push_data.go
index 256d9ef1..44cf6bcf 100644
--- a/internal/backend/semtechudp/packets/push_data.go
+++ b/internal/backend/semtechudp/packets/push_data.go
@@ -225,6 +225,8 @@ func getUplinkFrame(gatewayID lorawan.EUI64, stat *Stat, rxpk RXPK, FakeRxInfoTi
 			cr = gw.CodeRate_CR_4_8
 		case "3/8":
 			cr = gw.CodeRate_CR_3_8
+		case "1/3":
+			cr = gw.CodeRate_CR_2_6
 		case "2/6":
 			cr = gw.CodeRate_CR_2_6
 		case "1/4":