diff --git a/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/presentation/BusinessToolController.java b/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/presentation/BusinessToolController.java
index 830d025..b251991 100644
--- a/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/presentation/BusinessToolController.java
+++ b/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/presentation/BusinessToolController.java
@@ -25,6 +25,7 @@ import io.shinhanlife.axhub.biz.mcp.tool.annotation.McpFunction;
 import io.shinhanlife.axhub.biz.mcp.tool.config.McpProperties;
 import java.lang.reflect.Method;
 import io.shinhanlife.axhub.biz.mcp.tool.util.JsonSchemaGenerator;
+import org.springframework.util.ClassUtils;
 
 import lombok.extern.slf4j.Slf4j;
 
@@ -76,7 +77,7 @@ public class BusinessToolController {
         Map<String, Object> toolBeans = applicationContext.getBeansWithAnnotation(McpTool.class);
         outerLoop:
         for (Object bean : toolBeans.values()) {
-            Class<?> userClass = org.springframework.util.ClassUtils.getUserClass(bean);
+            Class<?> userClass = ClassUtils.getUserClass(bean);
             for (Method method : userClass.getDeclaredMethods()) {
                 McpFunction mcpFunc = method.getAnnotation(McpFunction.class);
                 if (mcpFunc != null) {
diff --git a/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/service/ToolRegistryHeartbeatSender.java b/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/service/ToolRegistryHeartbeatSender.java
index f2ed605..c126806 100644
--- a/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/service/ToolRegistryHeartbeatSender.java
+++ b/axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/service/ToolRegistryHeartbeatSender.java
@@ -23,6 +23,7 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import org.springframework.util.ClassUtils;
 
 /**
  * @package io.shinhanlife.axhub.biz.mcp.tool.service
@@ -67,7 +68,7 @@ public class ToolRegistryHeartbeatSender {
     private void scanAndBuildMetadata() {
         Map<String, Object> toolBeans = applicationContext.getBeansWithAnnotation(McpTool.class);
         for (Object bean : toolBeans.values()) {
-            Class<?> userClass = org.springframework.util.ClassUtils.getUserClass(bean);
+            Class<?> userClass = ClassUtils.getUserClass(bean);
             McpTool toolAnnotation = userClass.getAnnotation(McpTool.class);
             
             for (Method method : userClass.getDeclaredMethods()) {