diff --git a/contract/build.gradle b/contract/build.gradle
index d6d662970..5950265ac 100644
--- a/contract/build.gradle
+++ b/contract/build.gradle
@@ -3,6 +3,7 @@ import org.openapitools.generator.gradle.plugin.tasks.GenerateTask
 plugins {
     id "java-library"
     alias(libs.plugins.openapi.generator)
+    alias(libs.plugins.openapi.validator)
 }
 
 
@@ -60,6 +61,21 @@ tasks.register('generateBackendApi', GenerateTask) {
             """]
 }
 
+openAPIStyleValidator {
+    inputFile = "${project.projectDir}/src/main/resources/swagger/kafbat-ui-api.yaml"
+    validateModelPropertiesDescription = false
+    validateModelPropertiesExample = false
+    parameterNamingConvention = "UnderscoreCase"
+    propertyNamingConvention = "camelCase"
+    queryParamNamingConvention = "camelCase"
+    pathParamNamingConvention = "camelCase"
+    validateOperationDescription = false
+    validateInfoLicense = false
+    validateInfoDescription = false
+    validateInfoContact = false
+}
+
+
 tasks.register('generateConnectClient', GenerateTask) {
     generatorName = "java"
     inputSpec = specDir.file("kafka-connect-api.yaml").asFile.absolutePath
diff --git a/contract/src/main/resources/swagger/kafbat-ui-api.yaml b/contract/src/main/resources/swagger/kafbat-ui-api.yaml
index b8a7ae81b..ba54bc7c5 100644
--- a/contract/src/main/resources/swagger/kafbat-ui-api.yaml
+++ b/contract/src/main/resources/swagger/kafbat-ui-api.yaml
@@ -2157,7 +2157,7 @@ paths:
         204:
           description: Existing quota deleted
 
-  /api/clusters/{clusterName}/acl/streamApp:
+  /api/clusters/{clusterName}/acl/streamapp:
     post:
       tags:
         - Acls
@@ -2486,7 +2486,6 @@ components:
               - KAFKA_ACL_EDIT # create & delete ACLs
               - CLIENT_QUOTA_MANAGEMENT
       required:
-        - id
         - name
         - status
 
@@ -3237,7 +3236,6 @@ components:
           type: integer
           format: int64
       required:
-        - topic
         - partition
         - offsetMax
         - offsetMin
@@ -3439,16 +3437,16 @@ components:
           type: string
         address:
           type: string
-        connectors_count:
+        connectorsCount:
           type: integer
           nullable: true
-        failed_connectors_count:
+        failedConnectorsCount:
           type: integer
           nullable: true
-        tasks_count:
+        tasksCount:
           type: integer
           nullable: true
-        failed_tasks_count:
+        failedTasksCount:
           type: integer
           nullable: true
       required:
@@ -3567,21 +3565,21 @@ components:
           type: integer
         state:
           $ref: '#/components/schemas/ConnectorTaskStatus'
-        worker_id:
+        workerId:
           type: string
         trace:
           type: string
       required:
         - id
         - state
-        - worker_id
+        - workerId
 
     ConnectorStatus:
       type: object
       properties:
         state:
           $ref: '#/components/schemas/ConnectorState'
-        worker_id:
+        workerId:
           type: string
       required:
         - state
@@ -3646,7 +3644,7 @@ components:
             - STRING
         required:
           type: boolean
-        default_value:
+        defaultValue:
           type: string
         importance:
           type: string
@@ -3665,7 +3663,7 @@ components:
             - MEDIUM
             - LONG
             - NONE
-        display_name:
+        displayName:
           type: string
         dependents:
           type: array
@@ -3681,7 +3679,7 @@ components:
           type: string
         value:
           type: string
-        recommended_values:
+        recommendedValues:
           type: array
           items:
             type: string
@@ -3705,7 +3703,7 @@ components:
       properties:
         name:
           type: string
-        error_count:
+        errorCount:
           type: integer
         groups:
           type: array
@@ -3791,7 +3789,7 @@ components:
           type: string
         name:
           type: string
-        connector_class:
+        connectorClass:
           type: string
         type:
           $ref: '#/components/schemas/ConnectorType'
@@ -3801,9 +3799,9 @@ components:
             type: string
         status:
           $ref: '#/components/schemas/ConnectorStatus'
-        tasks_count:
+        tasksCount:
           type: integer
-        failed_tasks_count:
+        failedTasksCount:
           type: integer
       required:
         - name
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index dfddc8eb0..77386fce2 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -46,6 +46,7 @@ spring-boot = { id = 'org.springframework.boot', version.ref = 'spring-boot' }
 spring-dependency-management = { id = 'io.spring.dependency-management', version = '1.1.3' }
 git-properties = { id = 'com.gorylenko.gradle-git-properties', version = '2.4.2' }
 openapi-generator = { id = 'org.openapi.generator', version = '7.9.0' }
+openapi-validator = {id = "org.openapitools.openapistylevalidator", version = "1.10" }
 allure = { id = 'io.qameta.allure', version = '2.10.0' }
 nexus-publish-plugin = { id = 'io.github.gradle-nexus.publish-plugin', version = '1.1.0' }
 node-gradle = { id = 'com.github.node-gradle.node', version = '7.1.0' }
@@ -53,6 +54,8 @@ node-gradle = { id = 'com.github.node-gradle.node', version = '7.1.0' }
 docker-remote-api = { id = 'com.bmuschko.docker-remote-api', version = '9.4.0' }
 sonarqube = { id = "org.sonarqube", version = "6.0.1.5171" }
 
+
+
 [libraries]
 spring-starter-actuator = { module = 'org.springframework.boot:spring-boot-starter-actuator', version.ref = 'spring-boot' }
 spring-starter-test = { module = 'org.springframework.boot:spring-boot-starter-test', version.ref = 'spring-boot' }