diff --git a/src/main/resources/ch/ethz/seb/sebserver/gui/service/session/proctoring/zoomWindow.html b/src/main/resources/ch/ethz/seb/sebserver/gui/service/session/proctoring/zoomWindow.html
index 2ee22bc5..9927086b 100644
--- a/src/main/resources/ch/ethz/seb/sebserver/gui/service/session/proctoring/zoomWindow.html
+++ b/src/main/resources/ch/ethz/seb/sebserver/gui/service/session/proctoring/zoomWindow.html
@@ -97,6 +97,10 @@
                     })
                 }
             })
+            
+            window.addEventListener('unload', () => {
+                ZoomMtg.leaveMeeting({});
+            });
         </script>
     </body>
 </html>
\ No newline at end of file