diff --git a/.github/workflows/docs-release.yaml b/.github/workflows/docs-release.yaml
index 59c77b40..f335a0aa 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:0.4.25@sha256:4034a777fb87dff8cb860b6c29aaf9dc576a25dc659e2b42c72cdd0b50a4c9cd
+        uses: docker://ghcr.io/bjw-s/mdbook:0.4.25@sha256:5c1144f63c82f133a827a8c5811499a80c0ec1b2ad123f757f8394ae859535f7
         with:
           args: bash -c "cd docs && mdbook build"