diff --git a/Signal/src/ViewControllers/MediaPageViewController.swift b/Signal/src/ViewControllers/MediaPageViewController.swift
index dc99b9c01..11b23c56d 100644
--- a/Signal/src/ViewControllers/MediaPageViewController.swift
+++ b/Signal/src/ViewControllers/MediaPageViewController.swift
@@ -475,6 +475,7 @@ class MediaPageViewController: UIPageViewController, UIPageViewControllerDataSou
         // Swapping mediaView for presentationView will be perceptible if we're not zoomed out all the way.
         // currentVC
         currentViewController.zoomOut(animated: true)
+        currentViewController.stopAnyVideo()
 
         guard let mediaGalleryDataSource = self.mediaGalleryDataSource else {
             owsFail("\(logTag) in \(#function) mediaGalleryDataSource was unexpectedly nil")