diff --git a/biome.jsonc b/biome.jsonc
index 4a255bf9e0c..aff3f78097f 100644
--- a/biome.jsonc
+++ b/biome.jsonc
@@ -15,6 +15,7 @@
 	"linter": {
 		"rules": {
 			"a11y": {
+				"useMediaCaption": "off", // oxlint owns media-has-caption
 				"noSvgWithoutTitle": "off",
 				"useButtonType": "off",
 				"useSemanticElements": "off",
diff --git a/site/.oxlintrc.jsonc b/site/.oxlintrc.jsonc
index b8f9897414a..f4cedfa7783 100644
--- a/site/.oxlintrc.jsonc
+++ b/site/.oxlintrc.jsonc
@@ -35,6 +35,7 @@
 		"autocomplete-valid": "error",
 		"html-has-lang": "error",
 		"lang": "error",
+		"media-has-caption": "error",
 
 		// --- complexity ---
 		"no-regex-spaces": "error",
@@ -213,7 +214,6 @@
 		"no-empty-interface": "off", // suspicious/noEmptyInterface (small)
 		"no-danger": "off", // security/noDangerouslySetInnerHtml (small: Biome suppression to migrate)
 		"no-noninteractive-tabindex": "off", // a11y/noNoninteractiveTabindex (small)
-		"media-has-caption": "off", // a11y/useMediaCaption (small)
 		"interactive-supports-focus": "off", // a11y/useFocusableInteractive (small)
 		"iframe-has-title": "off", // a11y/useIframeTitle (small)
 		"prefer-template": "off", // style/useTemplate (small)
diff --git a/site/src/pages/AgentsPage/components/VideoLightbox.tsx b/site/src/pages/AgentsPage/components/VideoLightbox.tsx
index 28e75c1461f..41320160273 100644
--- a/site/src/pages/AgentsPage/components/VideoLightbox.tsx
+++ b/site/src/pages/AgentsPage/components/VideoLightbox.tsx
@@ -27,7 +27,7 @@ export const VideoLightbox: FC<VideoLightboxProps> = ({
 						{RECORDING_UNAVAILABLE_TEXT}
 					</div>
 				) : (
-					// biome-ignore lint/a11y/useMediaCaption: Screen recordings do not have caption tracks.
+					// oxlint-disable-next-line jsx-a11y/media-has-caption -- Screen recordings do not have caption tracks.
 					<video
 						src={src}
 						controls