diff --git a/app-knowledge/plugins/knowledge-manager/src/test/java/modelengine/jade/knowledge/KnowledgeControllerTest.java b/app-knowledge/plugins/knowledge-manager/src/test/java/modelengine/jade/knowledge/KnowledgeControllerTest.java
index 9fd0ef657d..cbd5336570 100644
--- a/app-knowledge/plugins/knowledge-manager/src/test/java/modelengine/jade/knowledge/KnowledgeControllerTest.java
+++ b/app-knowledge/plugins/knowledge-manager/src/test/java/modelengine/jade/knowledge/KnowledgeControllerTest.java
@@ -13,7 +13,6 @@
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.when;
 
-import modelengine.fel.tool.service.ToolGroupService;
 import modelengine.fit.http.client.HttpClassicClientResponse;
 import modelengine.fit.jane.task.gateway.Authenticator;
 import modelengine.fitframework.annotation.Fit;