diff --git a/apps/svelte.dev/src/routes/_home/Testimonials.svelte b/apps/svelte.dev/src/routes/_home/Testimonials.svelte
index f76bf717e1..4d275faf97 100644
--- a/apps/svelte.dev/src/routes/_home/Testimonials.svelte
+++ b/apps/svelte.dev/src/routes/_home/Testimonials.svelte
@@ -95,6 +95,7 @@
 			transition-property: filter, scale;
 			transition-duration: 0.2s;
 			user-select: none;
+			will-change: filter, transform;
 
 			&:nth-child(1) {
 				top: 0%;
diff --git a/packages/site-kit/src/lib/components/Dropdown.svelte b/packages/site-kit/src/lib/components/Dropdown.svelte
index 841811ee08..6518cf9c62 100644
--- a/packages/site-kit/src/lib/components/Dropdown.svelte
+++ b/packages/site-kit/src/lib/components/Dropdown.svelte
@@ -36,6 +36,7 @@
 		border-radius: var(--sk-border-radius);
 		z-index: 999;
 		-webkit-transform: var(--safari-fix);
+		will-change: opacity;
 
 		&.align-right {
 			left: auto;