diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4491b3c3..8392d28a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone This Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Build
         run: |
           CFLAGS="-Wall -Wextra -DNDEBUG -DLIBRARY_LOG_LEVEL=LOG_DEBUG"
@@ -36,7 +36,7 @@ jobs:
 
       - name: Archive Test Results
         if: success() || failure()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: system_test_results
           path: |
@@ -46,7 +46,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone This Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - env:
           stepName: Build corePKCS11 Sanitizer Unit Tests
@@ -74,7 +74,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone This Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - env:
           stepName: Build corePKCS11 Unit Tests
@@ -133,7 +133,7 @@ jobs:
 
       - name: Archive Test Results
         if: steps.build-unit-tests.outcome == 'success'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: unit_test_results
           path: |
@@ -145,7 +145,7 @@ jobs:
 
       - name: Upload coverage data to Codecov
         if: steps.build-unit-tests.outcome == 'success'
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           files: build/coverage.info
           flags: unit_tests
@@ -155,7 +155,7 @@ jobs:
   complexity:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Check complexity
         uses: FreeRTOS/CI-CD-Github-Actions/complexity@main
         with:
@@ -165,7 +165,7 @@ jobs:
   doxygen:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Check doxygen build
         uses: FreeRTOS/CI-CD-Github-Actions/doxygen@main
         with:
@@ -175,7 +175,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone This Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Run spellings check
         uses: FreeRTOS/CI-CD-Github-Actions/spellings@main
         with:
@@ -184,7 +184,7 @@ jobs:
   formatting:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Check formatting
         uses: FreeRTOS/CI-CD-Github-Actions/formatting@main
         with:
@@ -194,7 +194,7 @@ jobs:
   link-verifier:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Check Links
         uses: FreeRTOS/CI-CD-Github-Actions/link-verifier@main
         with:
@@ -203,7 +203,7 @@ jobs:
   verify-manifest:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           submodules: true
           fetch-depth: 0
@@ -217,9 +217,9 @@ jobs:
   git-secrets:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Checkout awslabs/git-secrets
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: awslabs/git-secrets
           ref: master
@@ -234,7 +234,7 @@ jobs:
   memory_statistics:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: git submodule update --init --recursive --checkout
       - name: Fetch dependencies (mbedtls)
         run: |
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9bed00fb..1fddfcb4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Change Log for corePKCS11 Library
 
 ## v3.6.0 (May 2024)
+* [#195](https://github.com/FreeRTOS/corePKCS11/pull/195)[#196](https://github.com/FreeRTOS/corePKCS11/pull/196) Add more unit test to increase code coverage rate
 * [#193](https://github.com/FreeRTOS/corePKCS11/pull/193) Fix C_GetAttributeValue mbedtls port implementation
 * [#190](https://github.com/FreeRTOS/corePKCS11/pull/190) Fix MISRA C 2012 deviations
 * [#184](https://github.com/FreeRTOS/corePKCS11/pull/184) Support MBedTLS 3.5.1