diff --git a/dicom-viewer/index.html b/dicom-viewer/index.html
index 0a3e6c5..6f56333 100644
--- a/dicom-viewer/index.html
+++ b/dicom-viewer/index.html
@@ -61,7 +61,7 @@
   data-named-stacks='[
     {
       "caseId": "CASE-001",
-      "stackId": "STACK-001",
+      "studyId": "STUDY-001",
       "stacks": [
         {
           "name": "Abdomen - Portal Venous",
@@ -80,7 +80,7 @@
     },
     {
       "caseId": "CASE-002",
-      "stackId": "STACK-002",
+      "studyId": "STUDY-002",
       "stacks": [
         {
           "name": "Chest - CTA",
diff --git a/dicom-viewer/src/App.tsx b/dicom-viewer/src/App.tsx
index 59dbc1f..1a41d0d 100644
--- a/dicom-viewer/src/App.tsx
+++ b/dicom-viewer/src/App.tsx
@@ -291,6 +291,7 @@ function App({ container_id, imageStacks, autoCacheStack, annotationJson, viewer
             return {
               imageIds,
               studyInstanceUID,
+              studyId: (d as any).studyId,
               name: (d as any).name,
               caseId: (d as any).caseId,
             };