1 files changed, 4 insertions, 4 deletions
diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index d1304b8f4..e1786d2c9 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -31,17 +31,17 @@ import { ScriptingRepl } from '../ScriptingRepl';
 import { UndoStack } from '../UndoStack';
 import './CollectionDockingView.scss';
 import { CollectionSubView, SubCollectionViewProps } from './CollectionSubView';
-import { TabHTMLElement } from './TabDocView';
+import { TabDocView, TabHTMLElement } from './TabDocView';
 
 @observer
 export class CollectionDockingView extends CollectionSubView() {
-    static tabClass: unknown = null;
+    static tabClass?: typeof TabDocView;
     /**
      * Initialize by assigning the add split method to DocumentView and by
      * configuring golden layout to render its documents using the specified React component
      * @param ele - typically would be set to TabDocView
      */
-    public static Init(ele: unknown) {
+    public static Init(ele: typeof TabDocView) {
         this.tabClass = ele;
         DocumentView.addSplit = CollectionDockingView.AddSplit;
     }
@@ -544,7 +544,7 @@ export class CollectionDockingView extends CollectionSubView() {
     tabCreated = (tab: { contentItem: { element: HTMLElement[] } }) => {
         this.tabMap.add(tab);
         // InitTab is added to the tab's HTMLElement in TabDocView
-        const tabdocviewContent = tab.contentItem.element[0]?.firstChild?.firstChild as unknown as TabHTMLElement;
+        const tabdocviewContent = tab.contentItem.element[0]?.firstChild?.firstChild as TabHTMLElement;
         tabdocviewContent?.InitTab?.(tab); // have to explicitly initialize tabs that reuse contents from previous tabs (ie, when dragging a tab around a new tab is created for the old content)
     };