diff --git a/resources/views/dev-tools/flow-tester/partials/example-flows.blade.php b/resources/views/dev-tools/flow-tester/partials/example-flows.blade.php
index e8f57a12..14da7b44 100644
--- a/resources/views/dev-tools/flow-tester/partials/example-flows.blade.php
+++ b/resources/views/dev-tools/flow-tester/partials/example-flows.blade.php
@@ -181,7 +181,8 @@ class="px-4 py-2 bg-gray-600 hover:bg-gray-700 text-white rounded-lg transition-
 
 @verbatim
 <script>
-const ExampleFlows = {
+// htmx 중복 로드 시 재선언 방지
+window.ExampleFlows = window.ExampleFlows || {
     'item-master-full': {
         "version": "1.0",
         "meta": {
@@ -838,7 +839,7 @@ class="px-4 py-2 bg-gray-600 hover:bg-gray-700 text-white rounded-lg transition-
     }
 };
 
-const ExamplesModal = {
+window.ExamplesModal = window.ExamplesModal || {
     open() {
         document.getElementById('examples-modal').classList.remove('hidden');
         document.body.style.overflow = 'hidden';
diff --git a/resources/views/dev-tools/flow-tester/partials/guide-modal.blade.php b/resources/views/dev-tools/flow-tester/partials/guide-modal.blade.php
index b3a18432..e45fa161 100644
--- a/resources/views/dev-tools/flow-tester/partials/guide-modal.blade.php
+++ b/resources/views/dev-tools/flow-tester/partials/guide-modal.blade.php
@@ -535,7 +535,8 @@ class="px-4 py-2 bg-gray-600 hover:bg-gray-700 text-white rounded-lg transition-
 </style>
 
 <script>
-const GuideModal = {
+// htmx 중복 로드 시 재선언 방지
+window.GuideModal = window.GuideModal || {
     open() {
         document.getElementById('guide-modal').classList.remove('hidden');
         document.body.style.overflow = 'hidden';