diff --git a/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/DtoDownloadProxyController.java b/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/DtoDownloadProxyController.java
index 2f4f6a82..c93255cd 100644
--- a/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/DtoDownloadProxyController.java
+++ b/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/DtoDownloadProxyController.java
@@ -45,7 +45,7 @@ public class DtoDownloadProxyController {
     }
 
     @GetMapping("/dto-download/{dtoName}")
-    public ResponseEntity<byte[]> download(@PathVariable String dtoName) {
+    public ResponseEntity<byte[]> download(@PathVariable("dtoName") String dtoName) {
         byte[] workbook;
         try {
             // 생성된 엑셀 바이트를 그대로 브라우저에 전달한다.
diff --git a/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/KillSwitchController.java b/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/KillSwitchController.java
index 2a88232c..a2f20ff8 100644
--- a/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/KillSwitchController.java
+++ b/dat-gateway/src/main/java/io/shinhanlife/dat/mcg/presentation/KillSwitchController.java
@@ -36,9 +36,9 @@ public class KillSwitchController {
      */
     @PostMapping("/{type}/{target}")
     public ResponseEntity<?> toggleKillSwitch(
-            @PathVariable String type,
-            @PathVariable String target,
-            @RequestParam boolean state) {
+            @PathVariable("type") String type,
+            @PathVariable("target") String target,
+            @RequestParam("state") boolean state) {
             
         killSwitchService.toggleKillSwitch(type, target, state);
         
@@ -55,8 +55,8 @@ public class KillSwitchController {
      */
     @DeleteMapping("/{type}/{target}")
     public ResponseEntity<?> removeKillSwitch(
-            @PathVariable String type,
-            @PathVariable String target) {
+            @PathVariable("type") String type,
+            @PathVariable("target") String target) {
             
         killSwitchService.removeKillSwitch(type, target);
         
diff --git a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/adapter/test/MockEimsHttpServer.java b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/adapter/test/MockEimsHttpServer.java
index 4a27733f..286e3b3b 100644
--- a/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/adapter/test/MockEimsHttpServer.java
+++ b/dat-was-lib/src/main/java/io/shinhanlife/dat/lib/adapter/test/MockEimsHttpServer.java
@@ -33,7 +33,7 @@ public class MockEimsHttpServer {
 
     @PostMapping("/mock/http/{toolName:[a-z0-9_-]+}")
     public ResponseEntity<JsonNode> mockToolHttpResponse(
-            @PathVariable String toolName,
+            @PathVariable("toolName") String toolName,
             @RequestBody(required = false) JsonNode request) {
         ClassPathResource resource = new ClassPathResource("mock-responses/" + toolName + ".json");
         if (!resource.exists()) {