diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0b78b04..64a62db 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,11 +11,11 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@main
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           fetch-depth: 2
       - name: Init Test Suite
-        uses: potatoqualitee/psmodulecache@v5.1
+        uses: potatoqualitee/psmodulecache@ee5e9494714abf56f6efbfa51527b2aec5c761b8 # v6.2.1
         with:
           modules-to-cache: PSScriptAnalyzer, BuildHelpers, Pester
           shell: powershell
@@ -35,11 +35,11 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@main
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           fetch-depth: 2
       - name: Init Test Suite
-        uses: potatoqualitee/psmodulecache@v5.1
+        uses: potatoqualitee/psmodulecache@ee5e9494714abf56f6efbfa51527b2aec5c761b8 # v6.2.1
         with:
           modules-to-cache: PSScriptAnalyzer, BuildHelpers, Pester
           shell: pwsh
@@ -59,7 +59,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@main
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           fetch-depth: 2
       - name: Test Scoop Install command