diff --git a/.github/workflows/build-native.yml b/.github/workflows/build-native.yml
index 9b937947..dcbd3eb2 100644
--- a/.github/workflows/build-native.yml
+++ b/.github/workflows/build-native.yml
@@ -54,7 +54,7 @@ jobs:
           echo "PWD: ${PWD}"
           echo "Arch: ${BUILD_ARCHITECTURE}"
           ./tools/build/build_native.sh --build_architecture ${BUILD_ARCHITECTURE}
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: build-native-${{ matrix.arch }}
           path: |
diff --git a/.github/workflows/build-packages.yml b/.github/workflows/build-packages.yml
index a3d3ab5f..21f1aec0 100644
--- a/.github/workflows/build-packages.yml
+++ b/.github/workflows/build-packages.yml
@@ -46,11 +46,11 @@ jobs:
       #   uses: docker/setup-qemu-action@v3
       #   with:
       #     platforms: arm64
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: build-native-${{ matrix.arch }}
           path: prod/native/_build/${{ matrix.arch }}-release/
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
             name: php-dependencies
       - name: Build packages
@@ -59,7 +59,7 @@ jobs:
           read_properties elastic-otel-php.properties ELASTIC_OTEL_PHP
 
           ./tools/build/build_packages.sh --package_version ${ELASTIC_OTEL_PHP_VERSION} --build_architecture ${{ matrix.arch }} --package_goarchitecture ${{ matrix.goarch }} --package_types '${{ matrix.packages }}' --package_sha '${{ github.sha }}'
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: packages-${{ matrix.arch }}
           path: |
diff --git a/.github/workflows/build-php-deps.yml b/.github/workflows/build-php-deps.yml
index b931cef4..9b1912a0 100644
--- a/.github/workflows/build-php-deps.yml
+++ b/.github/workflows/build-php-deps.yml
@@ -26,7 +26,7 @@ jobs:
           read_properties elastic-otel-php.properties PROJECT_PROPERTIES
           PHP_VERSIONS=${PROJECT_PROPERTIES_SUPPORTED_PHP_VERSIONS//[()]/}
           ./tools/build/build_php_deps.sh --php_versions "${PHP_VERSIONS}"
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: php-dependencies
           path: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index cefc364b..664346d7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -46,7 +46,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Download package artifacts
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           pattern: packages-*
           path: ${{ env.BUILD_PACKAGES }}
@@ -96,7 +96,7 @@ jobs:
       # this artifact name is used also in some other places,
       # such as ./.github/workflows/test-packages.yml.
       # Therefore v4 cannot be used at the moment.
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: signed-artifacts
           path: signed-artifacts.zip
@@ -139,7 +139,7 @@ jobs:
             exit 1
           fi
       - uses: actions/checkout@v5
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: signed-artifacts
           path: ${{ env.BUILD_PACKAGES }}
diff --git a/.github/workflows/test-otel-unit.yml b/.github/workflows/test-otel-unit.yml
index 1c888f90..4c64e7c0 100644
--- a/.github/workflows/test-otel-unit.yml
+++ b/.github/workflows/test-otel-unit.yml
@@ -28,7 +28,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Download package artifacts for Debian AMD64
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           pattern: packages-linux-x86-64
           path: ${{ env.BUILD_PACKAGES }}
@@ -43,7 +43,7 @@ jobs:
         if: always()
         run: ./tools/build/junit_summary.py --path-to-test-results "build/otel_unit_results/**/*.xml" --header "Test summary for PHP ${PHP_VERSION}" >>$GITHUB_STEP_SUMMARY
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         if: always()
         continue-on-error: true
         with:
diff --git a/.github/workflows/test-packages-component-tests.yml b/.github/workflows/test-packages-component-tests.yml
index 79afc2a5..b1febfe1 100644
--- a/.github/workflows/test-packages-component-tests.yml
+++ b/.github/workflows/test-packages-component-tests.yml
@@ -29,7 +29,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Download built packages
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           pattern: packages-*
           path: ${{ env.BUILD_PACKAGES_SUB_DIR }}
@@ -40,7 +40,7 @@ jobs:
           mv "${PWD}/${{ env.BUILD_PACKAGES_SUB_DIR }}/"*/* "${PWD}/${{ env.BUILD_PACKAGES_SUB_DIR }}/"
           rm -rf "${PWD}/${{ env.BUILD_PACKAGES_SUB_DIR }}/packages-"*
           ./tools/test/component/test_packages_one_matrix_row_in_docker.sh --matrix_row "${MATRIX_ROW}" --packages_dir "${PWD}/${{ env.BUILD_PACKAGES_SUB_DIR }}" --logs_dir "${PWD}/${{ env.COMPONENT_TESTS_LOGS_SUB_DIR }}"
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         if: always()
         continue-on-error: false
         with:
diff --git a/.github/workflows/test-phpt.yml b/.github/workflows/test-phpt.yml
index d7766f4c..67477489 100644
--- a/.github/workflows/test-phpt.yml
+++ b/.github/workflows/test-phpt.yml
@@ -41,7 +41,7 @@ jobs:
       BUILD_ARCHITECTURE: ${{ matrix.arch }}
     steps:
       - uses: actions/checkout@v5
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: build-native-${{ matrix.arch }}
           path: prod/native/_build/${{ matrix.arch }}-release/
@@ -57,7 +57,7 @@ jobs:
           read_properties elastic-otel-php.properties PROJECT_PROPERTIES
           PHP_VERSIONS=${PROJECT_PROPERTIES_SUPPORTED_PHP_VERSIONS//[()]/}
           ./tools/build/test_phpt.sh --build_architecture ${BUILD_ARCHITECTURE} --results_path ${PWD}/build/test_phpt_results --php_versions "${PHP_VERSIONS}"
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         if: failure()
         with:
           name: test-phpt-failures-${{ matrix.arch }}