diff --git a/.github/workflows/label-on-approval.yml b/.github/workflows/label-on-approval.yml
index e6bcfe0db..ec94db846 100644
--- a/.github/workflows/label-on-approval.yml
+++ b/.github/workflows/label-on-approval.yml
@@ -63,7 +63,7 @@ jobs:
           allowed-endpoints: >
             api.github.com:443
       - name: Find comment
-        uses: peter-evans/find-comment@a54c31d7fa095754bfef525c0c8e5e5674c4b4b1 # v2.4.0
+        uses: peter-evans/find-comment@d5fe37641ad8451bdd80312415672ba26c86575e # v3.0.0
         id: fc
         with:
           issue-number: ${{ github.event.pull_request.number }}
@@ -74,7 +74,7 @@ jobs:
           (steps.fc.outputs.comment-id == '') &&
           (!contains(github.event.pull_request.labels.*.name, 'approved')) &&
           (github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name)
-        uses: peter-evans/create-or-update-comment@23ff15729ef2fc348714a3bb66d2f655ca9066f2 # v3.1.0
+        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
         with:
           comment-id: ${{ steps.fc.outputs.comment-id }}
           issue-number: ${{ github.event.pull_request.number }}
@@ -85,7 +85,7 @@ jobs:
       - name: Update comment
         if: |
           contains(github.event.pull_request.labels.*.name, 'approved')
-        uses: peter-evans/create-or-update-comment@23ff15729ef2fc348714a3bb66d2f655ca9066f2 # v3.1.0
+        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
         with:
           comment-id: ${{ steps.fc.outputs.comment-id }}
           issue-number: ${{ github.event.pull_request.number }}
diff --git a/.github/workflows/testdata-version.yml b/.github/workflows/testdata-version.yml
index b8a02da4f..75d9acc96 100644
--- a/.github/workflows/testdata-version.yml
+++ b/.github/workflows/testdata-version.yml
@@ -46,7 +46,7 @@ jobs:
           echo "Latest xclim-testdata tag: ${{ env.XCLIM_TESTDATA_TAG }}"
           echo "Tag for xclim-testdata in CI: ${{ env.XCLIM_TESTDATA_BRANCH }}"
       - name: Find Comment
-        uses: peter-evans/find-comment@a54c31d7fa095754bfef525c0c8e5e5674c4b4b1 # v2.4.0
+        uses: peter-evans/find-comment@d5fe37641ad8451bdd80312415672ba26c86575e # v3.0.0
         id: fc
         with:
           issue-number: ${{ github.event.pull_request.number }}
@@ -60,7 +60,7 @@ jobs:
             core.setFailed('Configured `xclim-testdata` tag is not `latest`.')
       - name: Update Failure Comment
         if: ${{ failure() }}
-        uses: peter-evans/create-or-update-comment@23ff15729ef2fc348714a3bb66d2f655ca9066f2 # v3.1.0
+        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
         with:
           comment-id: ${{ steps.fc.outputs.comment-id }}
           issue-number: ${{ github.event.pull_request.number }}
@@ -76,7 +76,7 @@ jobs:
           edit-mode: replace
       - name: Update Success Comment
         if: ${{ success() }}
-        uses: peter-evans/create-or-update-comment@23ff15729ef2fc348714a3bb66d2f655ca9066f2 # v3.1.0
+        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
         with:
           comment-id: ${{ steps.fc.outputs.comment-id }}
           issue-number: ${{ github.event.pull_request.number }}
diff --git a/.github/workflows/workflow-warning.yml b/.github/workflows/workflow-warning.yml
index 433881bba..1153bd198 100644
--- a/.github/workflows/workflow-warning.yml
+++ b/.github/workflows/workflow-warning.yml
@@ -33,7 +33,7 @@ jobs:
           allowed-endpoints: >
             api.github.com:443
       - name: Find comment
-        uses: peter-evans/find-comment@a54c31d7fa095754bfef525c0c8e5e5674c4b4b1 # v2.4.0
+        uses: peter-evans/find-comment@d5fe37641ad8451bdd80312415672ba26c86575e # v3.0.0
         id: fc
         with:
           issue-number: ${{ github.event.pull_request.number }}
@@ -45,7 +45,7 @@ jobs:
           (steps.fc.outputs.comment-id == '') &&
           (!contains(github.event.pull_request.labels.*.name, 'approved')) &&
           (github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name)
-        uses: peter-evans/create-or-update-comment@23ff15729ef2fc348714a3bb66d2f655ca9066f2 # v3.1.0
+        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
         with:
           comment-id: ${{ steps.fc.outputs.comment-id }}
           issue-number: ${{ github.event.pull_request.number }}
@@ -57,7 +57,7 @@ jobs:
       - name: Update comment
         if: |
           contains(github.event.pull_request.labels.*.name, 'approved')
-        uses: peter-evans/create-or-update-comment@23ff15729ef2fc348714a3bb66d2f655ca9066f2 # v3.1.0
+        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
         with:
           comment-id: ${{ steps.fc.outputs.comment-id }}
           issue-number: ${{ github.event.pull_request.number }}