diff --git a/src/main.js b/src/main.js
index 9826dfd..eb01795 100644
--- a/src/main.js
+++ b/src/main.js
@@ -24,6 +24,7 @@ export async function main(container) {
     const vm = new RootViewModel({
         request: xhrRequest,
         openLink: url => location.href = url,
+        setTimeout: (f, time) => window.setTimeout(f, time),
         platforms: guessApplicablePlatforms(navigator.userAgent, navigator.platform),
         preferences: new Preferences(window.localStorage),
         origin: location.origin,
diff --git a/src/open/OpenLinkViewModel.js b/src/open/OpenLinkViewModel.js
index ee5d17c..2fd4129 100644
--- a/src/open/OpenLinkViewModel.js
+++ b/src/open/OpenLinkViewModel.js
@@ -45,7 +45,7 @@ export class OpenLinkViewModel extends ViewModel {
         const matrixUrl = this._link.toMatrixUrl()
         if (matrixUrl) {
             this.tryingLink = true;
-            setTimeout(() => {
+            this.setTimeout(() => {
                 this.tryingLink = false;
                 this.emitChange();
             }, 1000);
diff --git a/src/utils/ViewModel.js b/src/utils/ViewModel.js
index b9afbc1..274dd6b 100644
--- a/src/utils/ViewModel.js
+++ b/src/utils/ViewModel.js
@@ -63,6 +63,7 @@ export class ViewModel extends EventEmitter {
     get request() { return this._options.request; }
     get origin() { return this._options.origin; }
     get openLink() { return this._options.openLink; }
+    get setTimeout() { return this._options.setTimeout; }
     get platforms() { return this._options.platforms; }
     get preferences() { return this._options.preferences; }
 
@@ -71,6 +72,7 @@ export class ViewModel extends EventEmitter {
             request: this.request,
             origin: this.origin,
             openLink: this.openLink,
+            setTimeout: this.setTimeout,
             platforms: this.platforms,
             preferences: this.preferences,
         }, options);