diff --git a/build/attestations/sbom.md b/build/attestations/sbom.md
index 7b096ee2a3..187eab0469 100644
--- a/build/attestations/sbom.md
+++ b/build/attestations/sbom.md
@@ -214,7 +214,7 @@ an open source tool for generating an SBOM.
 
 You can select a different plugin to use with the `generator` option, specifying
 an image that implements the
-[BuildKit SBOM scanner protocol](https://github.com/moby/buildkit/blob/master/docs/sbom-protocol.md){ :target="blank" rel="noopener" }.
+[BuildKit SBOM scanner protocol](https://github.com/moby/buildkit/blob/master/docs/sbom-protocol.md){: target="blank" rel="noopener" }.
 
 ```console
 $ docker buildx build --attest type=sbom,generator=<image> .