diff --git a/package.json b/package.json
index 703a3f51..29d93559 100644
--- a/package.json
+++ b/package.json
@@ -29,10 +29,7 @@
     "@babel/core": "^7.11.1",
     "@babel/preset-env": "^7.11.0",
     "@rollup/plugin-babel": "^5.1.0",
-    "@rollup/plugin-commonjs": "^15.0.0",
-    "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-multi-entry": "^4.0.0",
-    "@rollup/plugin-node-resolve": "^9.0.0",
     "@typescript-eslint/eslint-plugin": "^4.29.2",
     "@typescript-eslint/parser": "^4.29.2",
     "autoprefixer": "^10.2.6",
@@ -51,7 +48,6 @@
     "postcss-import": "^12.0.1",
     "postcss-url": "^8.0.0",
     "regenerator-runtime": "^0.13.7",
-    "rollup": "^2.26.4",
     "rollup-plugin-cleanup": "^3.1.1",
     "serve-static": "^1.13.2",
     "snowpack": "^3.8.3",
@@ -66,6 +62,10 @@
     "bs58": "^4.0.1",
     "dompurify": "^2.3.0",
     "es6-promise": "https://github.com/bwindels/es6-promise.git#bwindels/expose-flush",
-    "text-encoding": "^0.7.0"
+    "text-encoding": "^0.7.0",
+    "@rollup/plugin-commonjs": "^15.0.0",
+    "@rollup/plugin-json": "^4.1.0",
+    "@rollup/plugin-node-resolve": "^9.0.0",
+    "rollup": "^2.26.4"
   }
 }
diff --git a/src/platform/web/ui/session/room/TimelineView.ts b/src/platform/web/ui/session/room/TimelineView.ts
index 3226e05f..a4e143aa 100644
--- a/src/platform/web/ui/session/room/TimelineView.ts
+++ b/src/platform/web/ui/session/room/TimelineView.ts
@@ -29,7 +29,7 @@ import {SimpleTile} from "../../../../../domain/session/room/timeline/tiles/Simp
 import {BaseObservableList as ObservableList} from "../../../../../observable/list/BaseObservableList.js";
 
 //import {TimelineViewModel} from "../../../../../domain/session/room/timeline/TimelineViewModel.js";
-interface TimelineViewModel extends IObservableValue {
+export interface TimelineViewModel extends IObservableValue {
     showJumpDown: boolean;
     tiles: ObservableList<SimpleTile>;
     setVisibleTileRange(start?: SimpleTile, end?: SimpleTile);