diff --git a/.github/workflows/code-scanning-pack-gen.yml b/.github/workflows/code-scanning-pack-gen.yml
index 3cd501930..3780e133c 100644
--- a/.github/workflows/code-scanning-pack-gen.yml
+++ b/.github/workflows/code-scanning-pack-gen.yml
@@ -111,7 +111,7 @@ jobs:
           zip -r codeql-coding-standards/code-scanning-cpp-query-pack.zip codeql-coding-standards/c/ codeql-coding-standards/cpp/ codeql-coding-standards/.codeqlmanifest.json codeql-coding-standards/supported_codeql_configs.json codeql-coding-standards/scripts/configuration codeql-coding-standards/scripts/reports codeql-coding-standards/scripts/shared codeql-coding-standards/scripts/guideline_recategorization codeql-coding-standards/schemas
 
       - name: Upload GHAS Query Pack
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: code-scanning-cpp-query-pack.zip
           path: code-scanning-cpp-query-pack.zip
@@ -132,7 +132,7 @@ jobs:
           codeql pack bundle --output=report-coding-standards.tgz cpp/report/src
 
       - name: Upload qlpack bundles
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: coding-standards-codeql-packs
           path: '*-coding-standards.tgz'
\ No newline at end of file
diff --git a/.github/workflows/codeql_unit_tests.yml b/.github/workflows/codeql_unit_tests.yml
index c9a557c76..8355e164e 100644
--- a/.github/workflows/codeql_unit_tests.yml
+++ b/.github/workflows/codeql_unit_tests.yml
@@ -153,7 +153,7 @@ jobs:
               file.close()
 
       - name: Upload test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ${{ matrix.language }}-test-results-${{ runner.os }}-${{ matrix.codeql_cli }}-${{ matrix.codeql_standard_library_ident }}
           path: |
diff --git a/.github/workflows/extra-rule-validation.yml b/.github/workflows/extra-rule-validation.yml
index 6a49e9d26..d4f7173df 100644
--- a/.github/workflows/extra-rule-validation.yml
+++ b/.github/workflows/extra-rule-validation.yml
@@ -46,13 +46,13 @@ jobs:
         run: scripts/util/Test-SharedImplementationsHaveTestCases.ps1 -Language c -CIMode
 
         
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         if: failure()
         with:
           name: missing-test-report.csv
           path: MissingTestReport*.csv
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         if: failure()
         with:
           name: test-report.csv
diff --git a/.github/workflows/generate-html-docs.yml b/.github/workflows/generate-html-docs.yml
index c524ad0b8..8a5237526 100644
--- a/.github/workflows/generate-html-docs.yml
+++ b/.github/workflows/generate-html-docs.yml
@@ -37,7 +37,7 @@ jobs:
           python scripts/documentation/generate_iso26262_docs.py coding-standards-html-docs
 
       - name: Upload HTML documentation
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: coding-standards-docs-${{ github.sha }}
           path: coding-standards-html-docs/
diff --git a/.github/workflows/standard_library_upgrade_tests.yml b/.github/workflows/standard_library_upgrade_tests.yml
index 1ec72be8a..a906f303a 100644
--- a/.github/workflows/standard_library_upgrade_tests.yml
+++ b/.github/workflows/standard_library_upgrade_tests.yml
@@ -145,7 +145,7 @@ jobs:
               }, test_summary_file)
 
       - name: Upload test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: test-results-${{runner.os}}-${{matrix.codeql_cli}}-${{matrix.codeql_standard_library_ident}}
           path: |