diff --git a/src/main/java/edu/stanford/protege/webprotegeusermanagement/commands/dto/UsersQueryRequest.java b/src/main/java/edu/stanford/protege/webprotegeusermanagement/commands/dto/UsersQueryRequest.java
index e2614e2..d1cabae 100644
--- a/src/main/java/edu/stanford/protege/webprotegeusermanagement/commands/dto/UsersQueryRequest.java
+++ b/src/main/java/edu/stanford/protege/webprotegeusermanagement/commands/dto/UsersQueryRequest.java
@@ -1,8 +1,10 @@
 package edu.stanford.protege.webprotegeusermanagement.commands.dto;
 
+import com.fasterxml.jackson.annotation.*;
 import edu.stanford.protege.webprotege.common.Request;
 
-public record UsersQueryRequest(String userName) implements Request<UsersQueryResponse> {
+@JsonTypeName(UsersQueryRequest.CHANNEL)
+public record UsersQueryRequest(@JsonProperty("completionText") String userName) implements Request<UsersQueryResponse> {
 
     public final static String CHANNEL = "webprotege.usersquery.QueryUsers";
 
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index cba2d4d..7e77cb0 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -21,8 +21,8 @@ webprotege:
   keycloak:
     serverUrl: http://webprotege-local.edu/auth
     realmName: webprotege
-    clientId: admin-cli
-    clientSecret: C1MYgWgr9qpLsnNnPS3nbFNf5nGDe5H7
+    clientId: user-management
+    clientSecret: d4c1e0f1-599f-411c-bc1b-0fafb05424ac
     username: admin
     password: password