diff --git a/.github/workflows/docs-release.yaml b/.github/workflows/docs-release.yaml
index c21de7f9..b053b31e 100644
--- a/.github/workflows/docs-release.yaml
+++ b/.github/workflows/docs-release.yaml
@@ -30,7 +30,7 @@ jobs:
           fetch-depth: 0
 
       - name: Build docs
-        uses: docker://ghcr.io/bjw-s/mdbook:0.4.28@sha256:13557c2cf833fed457db8988164cfe0e4f17ad16c971753148c3e88afe619bf2
+        uses: docker://ghcr.io/bjw-s/mdbook:0.4.28@sha256:bd72930a73e4fb2fa7087f6731b8dac8fb100ab11a33fec36d113f9df299f562
         with:
           args: bash -c "cd docs && mdbook build"