diff --git a/platform/core/src/redux/reducers/viewports.js b/platform/core/src/redux/reducers/viewports.js
index e08166bf6..3bc0e740b 100644
--- a/platform/core/src/redux/reducers/viewports.js
+++ b/platform/core/src/redux/reducers/viewports.js
@@ -34,7 +34,6 @@ const defaultState = {
  * @param {Object} [action.viewportSpecificData]
  */
 const viewports = (state = defaultState, action) => {
-  let currentData;
   let viewportSpecificData;
   let useActiveViewport = false;
   switch (action.type) {
@@ -85,14 +84,24 @@ const viewports = (state = defaultState, action) => {
     // Allow fall-through
     // eslint-disable-next-line
     case SET_SPECIFIC_DATA: {
+      const layout = cloneDeep(state.layout);
+      const hasPlugin = action.data && action.data.plugin;
       const viewportIndex = useActiveViewport
         ? state.activeViewportIndex
         : action.viewportIndex;
-      currentData = cloneDeep(state.viewportSpecificData[viewportIndex]) || {};
-      viewportSpecificData = cloneDeep(state.viewportSpecificData);
-      viewportSpecificData[viewportIndex] = merge({}, currentData, action.data);
+      const { dom } = state.viewportSpecificData[viewportIndex];
 
-      return Object.assign({}, state, { viewportSpecificData });
+      viewportSpecificData = cloneDeep(state.viewportSpecificData);
+      viewportSpecificData[viewportIndex] = {
+        dom,
+        ...action.data,
+      };
+
+      if (hasPlugin) {
+        layout.viewports[viewportIndex].plugin = action.data.plugin;
+      }
+
+      return Object.assign({}, state, { layout, viewportSpecificData });
     }
     case CLEAR_VIEWPORT:
       viewportSpecificData = cloneDeep(state.viewportSpecificData);
diff --git a/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js b/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js
index e7d14ebf8..c1c7e5c67 100644
--- a/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js
+++ b/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js
@@ -35,14 +35,14 @@ const mapStateToProps = (state, ownProps) => {
   };
 };
 
-const mapDispatchToProps = dispatch => {
+const mapDispatchToProps = (dispatch, ownProps) => {
   return {
     onThumbnailClick: displaySetInstanceUid => {
-      dispatch(
-        setActiveViewportSpecificData({
-          displaySetInstanceUid,
-        })
+      const displaySet = ownProps.studyMetadata[0].displaySets.find(
+        ds => ds.displaySetInstanceUid === displaySetInstanceUid
       );
+
+      dispatch(setActiveViewportSpecificData(displaySet));
     },
   };
 };
diff --git a/platform/viewer/src/connectedComponents/Viewer.js b/platform/viewer/src/connectedComponents/Viewer.js
index 827939802..3cc112c63 100644
--- a/platform/viewer/src/connectedComponents/Viewer.js
+++ b/platform/viewer/src/connectedComponents/Viewer.js
@@ -295,7 +295,10 @@ class Viewer extends Component {
                 activeIndex={this.props.activeViewportIndex}
               />
             ) : (
-              <ConnectedStudyBrowser studies={this.state.thumbnails} />
+              <ConnectedStudyBrowser
+                studies={this.state.thumbnails}
+                studyMetadata={this.props.studies}
+              />
             )}
           </SidePanel>