diff --git a/.github/workflows/on-pr-update.yaml b/.github/workflows/on-pr-update.yaml
index 45c3fd8..238d5f1 100644
--- a/.github/workflows/on-pr-update.yaml
+++ b/.github/workflows/on-pr-update.yaml
@@ -19,7 +19,7 @@ jobs:
 
   slack:
     # Open a new PR thread on Slack for this CI run.
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-pr-thread.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-pr-thread.yaml@v4.0.0
     with:
       slack-channel: ${{ vars.SLACK_CHANNEL }}
     secrets:
@@ -28,7 +28,7 @@ jobs:
   changes:
     # Detect which files have been changed on this PR's full history
     needs: slack
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/changes.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/changes.yaml@v4.0.0
     with:
       slack-channel: ${{ vars.SLACK_CHANNEL }}
       slack-thread: ${{ needs.slack.outputs.thread }}
@@ -49,7 +49,7 @@ jobs:
       - slack
       - changes
     if: fromJSON(needs.changes.outputs.changes).hive-container == 'true'
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-pr-update-container.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-pr-update-container.yaml@v4.0.0
     with:
       job-name: hive-container
       container-registry: ${{ vars.HARBOR_REGISTRY }}
@@ -71,7 +71,7 @@ jobs:
       - slack
       - changes
     if: fromJSON(needs.changes.outputs.changes).chart == 'true'
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-pr-update-chart.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-pr-update-chart.yaml@v4.0.0
     with:
       job-name: hive-chart
       chart: charts/**
@@ -95,7 +95,7 @@ jobs:
       - changes
       - hive-container
       - chart
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-pr-thread.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-pr-thread.yaml@v4.0.0
     if: always()
     with:
       slack-channel: ${{ vars.SLACK_CHANNEL }}
diff --git a/.github/workflows/on-release.yaml b/.github/workflows/on-release.yaml
index 0f2e7f5..a457d62 100644
--- a/.github/workflows/on-release.yaml
+++ b/.github/workflows/on-release.yaml
@@ -22,7 +22,7 @@ jobs:
 
   slack:
     # Open a new PR thread on Slack for this CI run
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-release-thread.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-release-thread.yaml@v4.0.0
     with:
       slack-channel: ${{ vars.SLACK_CHANNEL }}
     secrets:
@@ -31,7 +31,7 @@ jobs:
   changes:
     # Detect which files have been changed on this PR's full history
     needs: slack
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/changes.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/changes.yaml@v4.0.0
     with:
       slack-channel: ${{ vars.SLACK_CHANNEL }}
       slack-thread: ${{ needs.slack.outputs.thread }}
@@ -56,7 +56,7 @@ jobs:
       - slack
       - changes
     if: fromJSON(needs.changes.outputs.changes).hive-container == 'true'
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-release-container.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-release-container.yaml@v4.0.0
     with:
       job-name: hive-container
       container-registry: ${{ vars.HARBOR_REGISTRY }}
@@ -82,7 +82,7 @@ jobs:
       - slack
       - changes
     if: fromJSON(needs.changes.outputs.changes).chart == 'true'
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-release-chart.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/on-release-chart.yaml@v4.0.0
     with:
       job-name: chart
       chart-registry: ${{ vars.HARBOR_REGISTRY }}
@@ -112,7 +112,7 @@ jobs:
       - hive-container
       - chart
 
-    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-release-thread.yaml@v3.0.0
+    uses: SwanseaUniversityMedical/workflows/.github/workflows/slack-release-thread.yaml@v4.0.0
     if: always()
     with:
       slack-channel: ${{ vars.SLACK_CHANNEL }}