diff --git a/.github/workflows/slack-announcement.yml b/.github/workflows/slack-announcement.yml
index a6cf76807a4e..7ca5f3f956dc 100644
--- a/.github/workflows/slack-announcement.yml
+++ b/.github/workflows/slack-announcement.yml
@@ -37,7 +37,7 @@ jobs:
     steps:
       - name: Send slack announcement
         id: slack
-        uses: slackapi/slack-github-action@6c661ce58804a1a20f6dc5fbee7f0381b469e001 #v1.25.0
+        uses: slackapi/slack-github-action@70cd7be8e40a46e8b0eced40b0de447bdb42f68e #v1.26.0
         with:
           payload: |
             {
diff --git a/.github/workflows/slack-build-notifications.yml b/.github/workflows/slack-build-notifications.yml
index cf4a79777acb..6e770a08cb8f 100644
--- a/.github/workflows/slack-build-notifications.yml
+++ b/.github/workflows/slack-build-notifications.yml
@@ -24,7 +24,7 @@ jobs:
     steps:
       - name: Send custom JSON data to Slack
         id: slack-success
-        uses: slackapi/slack-github-action@6c661ce58804a1a20f6dc5fbee7f0381b469e001 #v1.25.0
+        uses: slackapi/slack-github-action@70cd7be8e40a46e8b0eced40b0de447bdb42f68e #v1.26.0
         with:
           payload: |
             {
@@ -42,7 +42,7 @@ jobs:
     steps:
       - name: Send custom JSON data to Slack
         id: slack-failure
-        uses: slackapi/slack-github-action@6c661ce58804a1a20f6dc5fbee7f0381b469e001 #v1.25.0
+        uses: slackapi/slack-github-action@70cd7be8e40a46e8b0eced40b0de447bdb42f68e #v1.26.0
         with:
           payload: |
             {
diff --git a/.github/workflows/slack-office-hours-design.yml b/.github/workflows/slack-office-hours-design.yml
index 0668a8519300..35ceb1a9ee07 100644
--- a/.github/workflows/slack-office-hours-design.yml
+++ b/.github/workflows/slack-office-hours-design.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
       - name: Send custom JSON data to Slack workflow
         id: slack
-        uses: slackapi/slack-github-action@6c661ce58804a1a20f6dc5fbee7f0381b469e001 #v1.25.0
+        uses: slackapi/slack-github-action@70cd7be8e40a46e8b0eced40b0de447bdb42f68e #v1.26.0
         with:
           payload: |
             {
diff --git a/.github/workflows/slack-office-hours-dev.yml b/.github/workflows/slack-office-hours-dev.yml
index adacf01ca261..82d23f9463e9 100644
--- a/.github/workflows/slack-office-hours-dev.yml
+++ b/.github/workflows/slack-office-hours-dev.yml
@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Send custom JSON data to Slack workflow
         id: slack
-        uses: slackapi/slack-github-action@6c661ce58804a1a20f6dc5fbee7f0381b469e001 #v1.25.0
+        uses: slackapi/slack-github-action@70cd7be8e40a46e8b0eced40b0de447bdb42f68e #v1.26.0
         with:
           payload: |
             {
@@ -105,7 +105,7 @@ jobs:
     steps:
       - name: Send custom JSON data to Slack workflow
         id: slack
-        uses: slackapi/slack-github-action@6c661ce58804a1a20f6dc5fbee7f0381b469e001 #v1.25.0
+        uses: slackapi/slack-github-action@70cd7be8e40a46e8b0eced40b0de447bdb42f68e #v1.26.0
         with:
           payload: |
             {