diff --git a/.github/workflows/deploy-docs.yaml b/.github/workflows/deploy-docs.yaml
index e76989c4c..46306ee75 100644
--- a/.github/workflows/deploy-docs.yaml
+++ b/.github/workflows/deploy-docs.yaml
@@ -32,7 +32,7 @@ jobs:
           fetch-depth: 0
 
       - name: Build docs
-        uses: docker://ghcr.io/bjw-s/mdbook:0.4.36@sha256:89f8473c65bbe5f3124ee58e3db691b3961fc0a0884ec925026e47d6eaec788b
+        uses: docker://ghcr.io/bjw-s/mdbook:0.4.36@sha256:e3df8bb915bbbf21438d872bf83ad5bb588963ea4fe0af710cab128fdbe65a2d
         with:
           args: bash -c "cd docs && mdbook build"