diff --git a/extensions/dicom-pdf/src/viewports/OHIFCornerstonePdfViewport.tsx b/extensions/dicom-pdf/src/viewports/OHIFCornerstonePdfViewport.tsx
index 8c60fd9..a7d9df9 100644
--- a/extensions/dicom-pdf/src/viewports/OHIFCornerstonePdfViewport.tsx
+++ b/extensions/dicom-pdf/src/viewports/OHIFCornerstonePdfViewport.tsx
@@ -3,7 +3,10 @@ import PropTypes from 'prop-types';
 import './OHIFCornerstonePdfViewport.css';
 
 function OHIFCornerstonePdfViewport({ displaySets }) {
-  const [url, setUrl] = useState(null);
+  var [url, setUrl] = useState(null);
+
+  const sopInstanceUid = displaySets[0].SOPInstanceUID;
+  url = `http://128.199.154.150:8080/rid/IHERetrieveDocument?requestType=DOCUMENT&documentUID=${sopInstanceUid}&preferredContentType=application%2Fpdf`;
 
   useEffect(() => {
     document.body.addEventListener('drag', makePdfDropTarget);