diff --git a/.github/workflows/dotnet.yaml b/.github/workflows/dotnet.yaml
index 96882dc..aff1285 100644
--- a/.github/workflows/dotnet.yaml
+++ b/.github/workflows/dotnet.yaml
@@ -204,7 +204,7 @@ jobs:
           name: nuget-package
           path: packed
       - name: Attest Build Provenance
-        uses: actions/attest-build-provenance@5e9cb68e95676991667494a6a4e59b8a2f13e1d0 # v1.3.3
+        uses: actions/attest-build-provenance@210c1913531870065f03ce1f9440dd87bc0938cd # v1.4.0
         with:
           subject-path: "packed/WoofWare.DotnetRuntimeLocator.*.nupkg"
 
@@ -246,7 +246,7 @@ jobs:
         run: 'bash ./.github/workflows/assert-contents.sh'
       - name: Attest Build Provenance
         if: steps.publish-success.outputs.result == 'published'
-        uses: actions/attest-build-provenance@5e9cb68e95676991667494a6a4e59b8a2f13e1d0 # v1.3.3
+        uses: actions/attest-build-provenance@210c1913531870065f03ce1f9440dd87bc0938cd # v1.4.0
         with:
           subject-path: "from-nuget.nupkg"