diff --git a/src/main/java/de/ozgcloud/admin/RootModelAssembler.java b/src/main/java/de/ozgcloud/admin/RootModelAssembler.java
index b8db6e7eb5b23571f40ae99be833bdddd935dcc0..2cf01448f6fa1ab4f52d3a72fc06b15d57c5cda7 100644
--- a/src/main/java/de/ozgcloud/admin/RootModelAssembler.java
+++ b/src/main/java/de/ozgcloud/admin/RootModelAssembler.java
@@ -28,12 +28,10 @@ import org.springframework.hateoas.server.RepresentationModelAssembler;
 import org.springframework.hateoas.server.mvc.WebMvcLinkBuilder;
 import org.springframework.stereotype.Component;
 
-import io.micrometer.common.lang.NonNullApi;
 import lombok.RequiredArgsConstructor;
 
 @Component
 @RequiredArgsConstructor
-@NonNullApi
 public class RootModelAssembler implements RepresentationModelAssembler<Root, EntityModel<Root>> {
 	static final String REL_CONFIGURATION = "configuration";
 
diff --git a/src/test/java/de/ozgcloud/admin/common/errorhandling/TestErrorController.java b/src/test/java/de/ozgcloud/admin/common/errorhandling/TestErrorController.java
index b2a08ef2997799c98db184bb5e8446de0f5c1230..c467a2ae83c603c698922da0a46065096a9c5815 100644
--- a/src/test/java/de/ozgcloud/admin/common/errorhandling/TestErrorController.java
+++ b/src/test/java/de/ozgcloud/admin/common/errorhandling/TestErrorController.java
@@ -41,7 +41,6 @@ import io.micrometer.common.lang.NonNullApi;
 
 @RestController
 @RequestMapping("/api/test-error")
-@NonNullApi
 class TestErrorController {
 	@Autowired
 	private HelperService service;