diff --git a/client/js/lounge.js b/client/js/lounge.js
index 324f6f47..27bbc960 100644
--- a/client/js/lounge.js
+++ b/client/js/lounge.js
@@ -201,12 +201,12 @@ $(function() {
 		}
 
 		if (text.indexOf("/collapse") === 0) {
-			$(".chan.active .toggle-button.opened").click();
+			$(".chan.active .toggle-preview.opened").click();
 			return;
 		}
 
 		if (text.indexOf("/expand") === 0) {
-			$(".chan.active .toggle-button:not(.opened)").click();
+			$(".chan.active .toggle-preview:not(.opened)").click();
 			return;
 		}
 
diff --git a/client/views/msg_preview_toggle.tpl b/client/views/msg_preview_toggle.tpl
index 386282cc..c9e48f6e 100644
--- a/client/views/msg_preview_toggle.tpl
+++ b/client/views/msg_preview_toggle.tpl
@@ -1,5 +1,5 @@
 {{#preview}}
-<button class="toggle-button {{#if shown}} opened{{/if}}"
+<button class="toggle-button toggle-preview {{#if shown}} opened{{/if}}"
   data-url="{{link}}"
   {{#equal type "image"}}
     aria-label="Toggle image preview"