diff --git a/app/components/Sidebar/components/DocumentLink.js b/app/components/Sidebar/components/DocumentLink.js
index 2618f7259..00522bf66 100644
--- a/app/components/Sidebar/components/DocumentLink.js
+++ b/app/components/Sidebar/components/DocumentLink.js
@@ -282,6 +282,7 @@ const Draggable = styled("div")`
 `;
 
 const Disclosure = styled(CollapsedIcon)`
+  transition: transform 100ms ease, fill 50ms !important;
   position: absolute;
   left: -24px;