diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index c3a2fc6fa..46dd937cb 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -59,12 +59,12 @@ jobs:
       run: |
         cargo build --bin pavex --bin pavexc --release
     - name: Store pavex CLI artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: pavex_cli_linux
         path: target/release/pavex
     - name: Store pavexc CLI artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: pavexc_cli_linux
         path: target/release/pavexc
@@ -946,12 +946,12 @@ jobs:
       run: |
         cargo build --bin pavex --bin pavexc --release
     - name: Store pavex CLI artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: pavex_cli_macos
         path: target/release/pavex
     - name: Store pavexc CLI artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: pavexc_cli_macos
         path: target/release/pavexc
@@ -1259,12 +1259,12 @@ jobs:
       run: |
         cargo build --bin pavex --bin pavexc --release
     - name: Store pavex CLI artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: pavex_cli_windows
         path: target/release/pavex.exe
     - name: Store pavexc CLI artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: pavexc_cli_windows
         path: target/release/pavexc.exe
@@ -1562,7 +1562,7 @@ jobs:
         cd docs/tools/pxh
         cargo build
     - name: Store CLI artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: pxh
         path: docs/tools/pxh/target/debug/pxh
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3ae24e036..e4e019907 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -65,7 +65,7 @@ jobs:
         shell: bash
         run: "curl --proto '=https' --tlsv1.2 -LsSf https://github.com/axodotdev/cargo-dist/releases/download/v0.28.0/cargo-dist-installer.sh | sh"
       - name: Cache dist
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: cargo-dist-cache
           path: ~/.cargo/bin/dist
@@ -81,7 +81,7 @@ jobs:
           cat plan-dist-manifest.json
           echo "manifest=$(jq -c "." plan-dist-manifest.json)" >> "$GITHUB_OUTPUT"
       - name: "Upload dist-manifest.json"
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: artifacts-plan-dist-manifest
           path: plan-dist-manifest.json
@@ -156,7 +156,7 @@ jobs:
 
           cp dist-manifest.json "$BUILD_MANIFEST_NAME"
       - name: "Upload artifacts"
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: artifacts-build-local-${{ join(matrix.targets, '_') }}
           path: |
@@ -202,7 +202,7 @@ jobs:
 
           cp dist-manifest.json "$BUILD_MANIFEST_NAME"
       - name: "Upload artifacts"
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: artifacts-build-global
           path: |
@@ -246,7 +246,7 @@ jobs:
           cat dist-manifest.json
           echo "manifest=$(jq -c "." dist-manifest.json)" >> "$GITHUB_OUTPUT"
       - name: "Upload dist-manifest.json"
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           # Overwrite the previous copy
           name: artifacts-dist-manifest