diff --git a/components/popover/stories/popover.stories.js b/components/popover/stories/popover.stories.js
index 844b18eeeff..aa422439824 100644
--- a/components/popover/stories/popover.stories.js
+++ b/components/popover/stories/popover.stories.js
@@ -246,7 +246,7 @@ DialogStyle.args = {
 		(passthroughs, context) => Dialog({
 			showModal: false,
 			size: "s",
-			isDismissable: false,
+			isDismissible: false,
 			heading: "Example heading",
 			hasFooter: false,
 			footer: [""],
diff --git a/components/popover/stories/popover.test.js b/components/popover/stories/popover.test.js
index 846d9bd15c4..49cfdafed4a 100644
--- a/components/popover/stories/popover.test.js
+++ b/components/popover/stories/popover.test.js
@@ -139,7 +139,7 @@ export const PopoverGroup = Variants({
 				(passthroughs, context) => Dialog({
 					showModal: false,
 					size: "s",
-					isDismissable: false,
+					isDismissible: false,
 					heading: "Example heading",
 					hasFooter: false,
 					footer: [""],