diff --git a/backend/src/main/java/org/eclipse/tractusx/semantics/registry/service/ShellAccessHandler.java b/backend/src/main/java/org/eclipse/tractusx/semantics/registry/service/ShellAccessHandler.java
index d44d77f8..5eb756ad 100644
--- a/backend/src/main/java/org/eclipse/tractusx/semantics/registry/service/ShellAccessHandler.java
+++ b/backend/src/main/java/org/eclipse/tractusx/semantics/registry/service/ShellAccessHandler.java
@@ -2,10 +2,8 @@
 
 import java.util.HashSet;
 import java.util.List;
-import java.util.Optional;
 import java.util.Set;
 import java.util.stream.Collectors;
-import java.util.stream.Stream;
 
 import org.eclipse.tractusx.semantics.RegistryProperties;
 import org.eclipse.tractusx.semantics.registry.model.Shell;
@@ -98,8 +96,8 @@ private Set<ShellIdentifier> filterSpecificAssetIdsByTenantId( Set<ShellIdentifi
                         shellIdentifierExternalSubjectReferenceKey.getValue().equals( tenantId ) ||
                               // or match if externalSubjectId = externalSubjectIdWildcardPrefix and key of identifier (for example manufacturerPartId) is allowing wildcard.
                               (shellIdentifierExternalSubjectReferenceKey.getValue().equals( externalSubjectIdWildcardPrefix ) &&
-                               externalSubjectIdWildcardAllowedTypes.contains( identifier.getKey() )) ).collect( Collectors.toSet() );
-            if ( optionalReferenceKey!=null && !optionalReferenceKey.isEmpty() ) {
+                                    externalSubjectIdWildcardAllowedTypes.contains( identifier.getKey() )) ).collect( Collectors.toSet() );
+            if ( optionalReferenceKey != null && !optionalReferenceKey.isEmpty() ) {
                identifier.getExternalSubjectId().setKeys( optionalReferenceKey );
                externalSubjectIdSet.add( identifier );
             }
diff --git a/backend/src/main/resources/application.yml b/backend/src/main/resources/application.yml
index b4206314..ac17b4df 100644
--- a/backend/src/main/resources/application.yml
+++ b/backend/src/main/resources/application.yml
@@ -62,7 +62,7 @@ registry:
   # This wildcard prefix is used to make specificAssetIds public vor everyone.
   # The default-value "PUBLIC_READABLE" is used by all catenaX participants.
   external-subject-id-wildcard-prefix: "PUBLIC_READABLE"
-  external-subject-id-wildcard-allowed-types: manufacturerPartId
+  external-subject-id-wildcard-allowed-types: manufacturerPartId, assetLifecyclePhase
   idm:
     public-client-id: catenax-portal