diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3e2b3d0..fe88883 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -38,7 +38,7 @@ jobs:
     
     - name: Upload build artifacts
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v6
       with:
         name: dist-${{ matrix.python-version }}
         path: dist/
@@ -46,7 +46,7 @@ jobs:
     
     - name: Upload test results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v6
       with:
         name: test-results-build-${{ matrix.python-version }}
         path: test-results/
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index afc087e..49875bc 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -44,7 +44,7 @@ jobs:
     
     - name: Upload lint results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v6
       with:
         name: lint-results
         path: lint-results/
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ceb2899..cca0ee2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,7 +38,7 @@ jobs:
     
     - name: Upload test results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v6
       with:
         name: test-results-${{ matrix.python-version }}
         path: test-results/
@@ -46,7 +46,7 @@ jobs:
     
     - name: Upload coverage reports
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v6
       with:
         name: coverage-${{ matrix.python-version }}
         path: htmlcov/