diff --git a/site/content/docs/5.3/helpers/stacks.md b/site/content/docs/5.3/helpers/stacks.md
index f85a7533ea..84922a54c7 100644
--- a/site/content/docs/5.3/helpers/stacks.md
+++ b/site/content/docs/5.3/helpers/stacks.md
@@ -11,7 +11,7 @@ added:
 Stacks offer a shortcut for applying a number of flexbox properties to quickly and easily create layouts in Bootstrap. All credit for the concept and implementation goes to the open source [Pylon project](https://almonk.github.io/pylon/).
 
 {{< callout warning >}}
-**Heads up!** Support for gap utilities with flexbox was recently added to Safari, so consider verifying your intended browser support. Grid layout should have no issues. [Read more](https://caniuse.com/flexbox-gap).
+**Heads up!** Support for gap utilities with flexbox isn't available in Safari prior to 14.5, so consider verifying your intended browser support. Grid layout should have no issues. [Read more](https://caniuse.com/flexbox-gap).
 {{< /callout >}}
 
 ## Vertical