diff --git a/include/icsneo/device/tree/valuecan4/valuecan4-2el.h b/include/icsneo/device/tree/valuecan4/valuecan4-2el.h
index 4733ee8..7797e2b 100644
--- a/include/icsneo/device/tree/valuecan4/valuecan4-2el.h
+++ b/include/icsneo/device/tree/valuecan4/valuecan4-2el.h
@@ -83,7 +83,7 @@ protected:
 		ethActivationStatus = status->ethernetActivationLineEnabled;
 	}
 
-	bool currentDriverSupportsDFU() const override { return com->driver->isEthernet(); }
+	bool currentDriverSupportsDFU() const override { return !com->driver->isEthernet(); }
 
 	void setupPacketizer(Packetizer& packetizer) override {
 		ValueCAN4::setupPacketizer(packetizer);
diff --git a/include/icsneo/device/tree/valuecan4/valuecan4industrial.h b/include/icsneo/device/tree/valuecan4/valuecan4industrial.h
index ca743fa..ac0741d 100644
--- a/include/icsneo/device/tree/valuecan4/valuecan4industrial.h
+++ b/include/icsneo/device/tree/valuecan4/valuecan4industrial.h
@@ -40,8 +40,6 @@ protected:
 	// The supported TX networks are the same as the supported RX networks for this device
 	void setupSupportedTXNetworks(std::vector<Network>& txNetworks) override { setupSupportedRXNetworks(txNetworks); }
 
-	bool currentDriverSupportsDFU() const override { return com->driver->isEthernet(); }
-
 	void setupPacketizer(Packetizer& packetizer) override {
 		ValueCAN4::setupPacketizer(packetizer);
 		packetizer.align16bit = !com->driver->isEthernet();