diff --git a/osgp/protocol-adapter-dlms/osgp-protocol-adapter-dlms/src/test/java/org/opensmartgridplatform/adapter/protocol/dlms/application/services/FirmwareServiceTest.java b/osgp/protocol-adapter-dlms/osgp-protocol-adapter-dlms/src/test/java/org/opensmartgridplatform/adapter/protocol/dlms/application/services/FirmwareServiceTest.java
index 6dbb40eca03..97f3b378c62 100644
--- a/osgp/protocol-adapter-dlms/osgp-protocol-adapter-dlms/src/test/java/org/opensmartgridplatform/adapter/protocol/dlms/application/services/FirmwareServiceTest.java
+++ b/osgp/protocol-adapter-dlms/osgp-protocol-adapter-dlms/src/test/java/org/opensmartgridplatform/adapter/protocol/dlms/application/services/FirmwareServiceTest.java
@@ -217,7 +217,6 @@ void updateFirmwareWhenFirmwareFileNotInCacheAndNotValid() throws OsgpException
   void updateFirmwareWhenFirmwareFileNotInCacheAndNotOnStore() throws OsgpException {
 
     final byte[] firmwareFile = firmwareIdentification.getBytes();
-    final HashTypeDto sha256 = HashTypeDto.SHA256;
 
     when(this.firmwareFileCachingRepository.isAvailable(firmwareIdentification)).thenReturn(false);
     when(this.firmwareFileStoreService.readFirmwareFile(firmwareIdentification)).thenReturn(null);
@@ -244,7 +243,6 @@ void updateFirmwareWhenFirmwareFileNotInCacheAndNotOnStore() throws OsgpExceptio
   void updateFirmwareWhenStoreThrowsException() throws OsgpException {
 
     final byte[] firmwareFile = firmwareIdentification.getBytes();
-    final HashTypeDto sha256 = HashTypeDto.SHA256;
     final String storeExceptionMessage = "firmware file store failed!";
 
     when(this.firmwareFileCachingRepository.isAvailable(firmwareIdentification)).thenReturn(false);