diff --git a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java
index 78997152..e9b9a47f 100644
--- a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java
+++ b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/util/ToolScaffolder.java
@@ -855,6 +855,8 @@ public class ToolScaffolder {
                 baseName, baseName
         );
 
+        String methodName = Character.toLowerCase(baseName.charAt(0)) + baseName.substring(1);
+        serviceInterfaceContent = serviceInterfaceContent.replace("execute(", methodName + "(");
         writeUtf8(usecaseDir.resolve(baseName + "UseCase.java"), serviceInterfaceContent);
 
         String serviceImplContent;
@@ -1043,6 +1045,7 @@ public class ToolScaffolder {
             );
         }
 
+        serviceImplContent = serviceImplContent.replace("execute(", methodName + "(");
         writeUtf8(usecaseImplDir.resolve(baseName + "UseCaseImpl.java"), serviceImplContent);
 
         if (isMci) {
@@ -1839,7 +1842,8 @@ public class ToolScaffolder {
         String httpResponseClass = baseName + "HttpResponse";
         String httpClientClass = httpApiClass + "Client";
         String clientVariable = Character.toLowerCase(httpClientClass.charAt(0)) + httpClientClass.substring(1);
-        return """
+        String methodName = Character.toLowerCase(baseName.charAt(0)) + baseName.substring(1);
+        String result = """
                 package %s.usecase.impl;
 
                 import %s.converter.%sConverter;
@@ -1884,6 +1888,7 @@ public class ToolScaffolder {
                 baseName, baseName,
                 httpRequestClass, httpResponseClass, clientVariable, httpResponseClass,
                 baseName);
+        return result.replace("execute(", methodName + "(");
     }
 
     private static String httpClientContent(String httpPackage, String clientClass, String apiName) {