diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1e6b3205..19d3e55a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,21 +7,21 @@ on:
   workflow_dispatch:
 jobs:
   cancel_previous:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-large
     steps:
-    - uses: styfle/cancel-workflow-action@0.9.1
+    - uses: styfle/cancel-workflow-action@a40b8845c0683271d9f53dfcb887a7e181d3918b  # 0.9.1
       with:
         workflow_id: ${{ github.event.workflow.id }}
   build-and-test:
     name: "Test (Node.js v${{ matrix.node-version }})"
     needs: cancel_previous
-    runs-on: 'ubuntu-latest'
+    runs-on: ubuntu-latest-large
     strategy:
       matrix:
         node-version: [ 18, 20, 21 ]
     steps: 
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744  # v3
+      - uses: actions/setup-node@3235b876344d2a9aa001b8d1453c930bba69e610  # v3
         with:
           node-version: ${{ matrix.node-version }}
           cache: yarn
diff --git a/.github/workflows/create_jira.yml b/.github/workflows/create_jira.yml
index ced6b4f5..dbbe42ac 100644
--- a/.github/workflows/create_jira.yml
+++ b/.github/workflows/create_jira.yml
@@ -8,13 +8,13 @@ on:
 jobs:
   create_jira:
     name: Create Jira Ticket
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-large
     environment: IssueTracker
     steps:
     - name: Checkout
-      uses: actions/checkout@master
+      uses: actions/checkout@61b9e3751b92087fd0b06925ba6dd6314e06f089  # master
     - name: Login
-      uses: atlassian/gajira-login@master
+      uses: atlassian/gajira-login@c22a5debd482401472b285de4f6deedf70ddbb92  # master
       env:
         JIRA_BASE_URL: ${{ secrets.JIRA_BASE_URL }}
         JIRA_USER_EMAIL: ${{ secrets.JIRA_USER_EMAIL }}
@@ -22,7 +22,7 @@ jobs:
 
     - name: Create
       id: create
-      uses: atlassian/gajira-create@master
+      uses: atlassian/gajira-create@1c54357fdde9dab6273a0e26d67cb175ffffe498  # master
       with:
         project: LIBMOBILE
         issuetype: Bug