diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 25d2d1bb..73e0d4a4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -123,9 +123,9 @@ jobs:
       - name: Install mdtablefix
         # `make check-fmt` runs `mdtablefix --check --git`; 0.6.0 is the
         # first release with `--check` and `--git`.
-        uses: leynos/shared-actions/.github/actions/install-mdtablefix@7d751eded578e48dacf43ab173d5820e6437c474
+        uses: leynos/shared-actions/.github/actions/install-mdtablefix@0606ca899ce2995a0c4bc78e660e80832e6e8855
         with:
-          version: "0.6.0"
+          version: "0.6.1"
 
       - name: Format
         run: make check-fmt
diff --git a/docs/developers-guide.md b/docs/developers-guide.md
index dd83fe52..76279a51 100644
--- a/docs/developers-guide.md
+++ b/docs/developers-guide.md
@@ -243,7 +243,7 @@ version and digest are pinned.
 | Tool          | Installer                                                  | Pin                                      |
 | ------------- | ---------------------------------------------------------- | ---------------------------------------- |
 | Whitaker      | `leynos/shared-actions/.github/actions/install-whitaker`   | Action input, currently 0.2.7            |
-| mdtablefix    | `leynos/shared-actions/.github/actions/install-mdtablefix` | Action input, currently 0.6.0            |
+| mdtablefix    | `leynos/shared-actions/.github/actions/install-mdtablefix` | Action input, currently 0.6.1            |
 | cargo-nextest | `scripts/install-nextest.sh`                               | `tools/nextest/VERSION` and `SHA256SUMS` |
 | sccache       | `scripts/install-sccache.sh`                               | `tools/sccache/VERSION` and `SHA256SUMS` |
 | Kani          | `scripts/install-kani.sh`                                  | `tools/kani/VERSION` and `SHA256SUMS`    |