diff --git a/frontend/public/app.js b/frontend/public/app.js
index f4f238e..597543f 100755
--- a/frontend/public/app.js
+++ b/frontend/public/app.js
@@ -9,6 +9,7 @@ const userBadge = document.getElementById("user-badge");
 const currentViewTitle = document.getElementById("current-view-title");
 const navButtons = Array.from(document.querySelectorAll(".header-center [data-view]"));
 const stages = Array.from(document.querySelectorAll(".main-stage[data-stage]"));
+const organizationFrame = document.getElementById("organization-frame");
 
 const viewLabels = {
   ledger: "사업관리대장",
@@ -36,6 +37,7 @@ function clearSession() {
 }
 
 function setActiveView(view) {
+  const previousView = currentView;
   currentView = view in viewLabels ? view : "organization";
   if (currentViewTitle) {
     currentViewTitle.textContent = viewLabels[currentView];
@@ -48,6 +50,11 @@ function setActiveView(view) {
   stages.forEach((stage) => {
     stage.hidden = stage.dataset.stage !== currentView;
   });
+
+  if (currentView === "organization" && previousView !== "organization" && organizationFrame) {
+    const frameSrc = organizationFrame.dataset.src || organizationFrame.src;
+    organizationFrame.src = frameSrc;
+  }
 }
 
 function renderAuth() {
diff --git a/frontend/public/index.html b/frontend/public/index.html
index fb5115a..e8f42b6 100644
--- a/frontend/public/index.html
+++ b/frontend/public/index.html
@@ -75,7 +75,7 @@
       </section>
       <section class="main-stage" data-stage="organization">
         <div class="stage-frame">
-          <iframe src="/legacy/organization?v=20260325-2" title="조직도 메인 화면"></iframe>
+          <iframe id="organization-frame" src="/legacy/organization?v=20260325-2" data-src="/legacy/organization?v=20260325-2" title="조직도 메인 화면"></iframe>
         </div>
       </section>
     </main>