diff --git a/services/src/main/java/org/keycloak/services/resources/admin/ClientsResource.java b/services/src/main/java/org/keycloak/services/resources/admin/ClientsResource.java
index b8476ff7c5..f4fb029315 100755
--- a/services/src/main/java/org/keycloak/services/resources/admin/ClientsResource.java
+++ b/services/src/main/java/org/keycloak/services/resources/admin/ClientsResource.java
@@ -19,6 +19,7 @@ package org.keycloak.services.resources.admin;
 import org.eclipse.microprofile.openapi.annotations.Operation;
 import org.eclipse.microprofile.openapi.annotations.extensions.Extension;
 import org.eclipse.microprofile.openapi.annotations.parameters.Parameter;
+import org.eclipse.microprofile.openapi.annotations.responses.APIResponse;
 import org.eclipse.microprofile.openapi.annotations.tags.Tag;
 import org.jboss.logging.Logger;
 import org.jboss.resteasy.annotations.cache.NoCache;
@@ -178,6 +179,7 @@ public class ClientsResource {
     @Consumes(MediaType.APPLICATION_JSON)
     @Tag(name = KeycloakOpenAPI.Admin.Tags.CLIENTS)
     @Operation( summary = "Create a new client Client’s client_id must be unique!")
+    @APIResponse(responseCode = "201", description = "Created")
     public Response createClient(final ClientRepresentation rep) {
         auth.clients().requireManage();