diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/um25/Support/UM25Support.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/um25/Support/UM25Support.java
index 48a57ea3a..25c6d413c 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/um25/Support/UM25Support.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/um25/Support/UM25Support.java
@@ -94,6 +94,8 @@ public class UM25Support extends UM25BaseSupport {
 
         readPreferences();
 
+        getDevice().setFirmwareVersion("1.0");
+
         return builder
                 .add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()))
                 .notify(getCharacteristic(UUID.fromString(UUID_CHAR)), true)