fixes #4487

public/src/client/topic/events.js

@@ -118,6 +118,8 @@ define('forum/topic/events', [
 			editedPostEl.find('img:not(.not-responsive)').addClass('img-responsive');
 			app.replaceSelfLinks(editedPostEl.find('a'));
 			posts.wrapImagesInLinks(editedPostEl.parent());
+			posts.unloadImages(editedPostEl.parent());
+			posts.loadImages();
 			editedPostEl.fadeIn(250);
 			$(window).trigger('action:posts.edited', data);
 		});

public/src/client/topic/posts.js

@@ -235,9 +235,7 @@ define('forum/topic/posts', [
 	};
 
 	Posts.unloadImages = function(posts) {
-		var images = posts.find('[component="post/content"] img:not(.not-responsive)'),
-			scrollTop = $(window).scrollTop(),
-			height = $(document).height();
+		var images = posts.find('[component="post/content"] img:not(.not-responsive)');
 
 		images.each(function() {
 			$(this).attr('data-src', $(this).attr('src'));