diff --git a/bundles/org.openhab.core.thing/src/main/java/org/eclipse/smarthome/core/thing/internal/firmware/FirmwareUpdateServiceImpl.java b/bundles/org.openhab.core.thing/src/main/java/org/eclipse/smarthome/core/thing/internal/firmware/FirmwareUpdateServiceImpl.java
index 1b4048b8c..f1441440b 100644
--- a/bundles/org.openhab.core.thing/src/main/java/org/eclipse/smarthome/core/thing/internal/firmware/FirmwareUpdateServiceImpl.java
+++ b/bundles/org.openhab.core.thing/src/main/java/org/eclipse/smarthome/core/thing/internal/firmware/FirmwareUpdateServiceImpl.java
@@ -333,7 +333,7 @@ public final class FirmwareUpdateServiceImpl implements FirmwareUpdateService, E
     }
 
     private void transferLatestFirmware(final FirmwareUpdateBackgroundTransferHandler fubtHandler,
-            final Firmware latestFirmware, final FirmwareStatusInfo previousFirmwareStatusInfo) {
+            final Firmware latestFirmware, final @Nullable FirmwareStatusInfo previousFirmwareStatusInfo) {
         getPool().submit(new Runnable() {
             @Override
             public void run() {