diff --git a/entry_types/scrolled/package/src/frontend/shadows/GradientShadow.module.css b/entry_types/scrolled/package/src/frontend/shadows/GradientShadow.module.css
index d13be65fb6..a99520270e 100644
--- a/entry_types/scrolled/package/src/frontend/shadows/GradientShadow.module.css
+++ b/entry_types/scrolled/package/src/frontend/shadows/GradientShadow.module.css
@@ -5,6 +5,8 @@
   width: 100%;
   z-index: 1;
   transition: opacity 1s ease;
+  /* Prevents shadow from flickering on iPhone 12/iOS 14 */
+  will-change: opacity;
 }
 
 /* dark shadow */