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 76e3cfd..830d025 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
@@ -76,7 +76,8 @@ public class BusinessToolController {
         Map<String, Object> toolBeans = applicationContext.getBeansWithAnnotation(McpTool.class);
         outerLoop:
         for (Object bean : toolBeans.values()) {
-            for (Method method : bean.getClass().getDeclaredMethods()) {
+            Class<?> userClass = org.springframework.util.ClassUtils.getUserClass(bean);
+            for (Method method : userClass.getDeclaredMethods()) {
                 McpFunction mcpFunc = method.getAnnotation(McpFunction.class);
                 if (mcpFunc != null) {
                     String baseName = mcpFunc.name();
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 145dde8..f2ed605 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
@@ -67,9 +67,10 @@ public class ToolRegistryHeartbeatSender {
     private void scanAndBuildMetadata() {
         Map<String, Object> toolBeans = applicationContext.getBeansWithAnnotation(McpTool.class);
         for (Object bean : toolBeans.values()) {
-            McpTool toolAnnotation = bean.getClass().getAnnotation(McpTool.class);
+            Class<?> userClass = org.springframework.util.ClassUtils.getUserClass(bean);
+            McpTool toolAnnotation = userClass.getAnnotation(McpTool.class);
             
-            for (Method method : bean.getClass().getDeclaredMethods()) {
+            for (Method method : userClass.getDeclaredMethods()) {
                 McpFunction functionAnnotation = method.getAnnotation(McpFunction.class);
                 if (functionAnnotation != null) {
                     String baseName = functionAnnotation.name();