diff --git a/.github/workflows/builder.yaml b/.github/workflows/builder.yaml
index f2dc58c..864eb72 100644
--- a/.github/workflows/builder.yaml
+++ b/.github/workflows/builder.yaml
@@ -76,7 +76,7 @@ jobs:
           touch "/tmp/digests/${digest#sha256:}"
 
       - name: Upload digest
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: digests-${{ matrix.arch }}
           path: /tmp/digests/*
@@ -97,7 +97,7 @@ jobs:
           echo "LIBKRUN_VERSION=${LIBKRUN_VERSION}" >> "$GITHUB_ENV"
 
       - name: Download digests
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           path: /tmp/digests
           pattern: digests-*
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 7a1888a..b34d1de 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -50,13 +50,13 @@ jobs:
         run: task package-firmware TAG=${{ github.ref_name }}
 
       - name: Upload runtime artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: propolis-runtime-linux-${{ matrix.arch }}
           path: dist/propolis-runtime-linux-${{ matrix.arch }}.tar.gz
 
       - name: Upload firmware artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: propolis-firmware-linux-${{ matrix.arch }}
           path: dist/propolis-firmware-linux-${{ matrix.arch }}.tar.gz
@@ -99,13 +99,13 @@ jobs:
         run: task package-firmware-darwin TAG=${{ github.ref_name }}
 
       - name: Upload runtime artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: propolis-runtime-darwin-${{ matrix.arch }}
           path: dist/propolis-runtime-darwin-${{ matrix.arch }}.tar.gz
 
       - name: Upload firmware artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: propolis-firmware-darwin-${{ matrix.arch }}
           path: dist/propolis-firmware-darwin-${{ matrix.arch }}.tar.gz
@@ -120,7 +120,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Download all artifacts
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           merge-multiple: true
 
@@ -151,12 +151,12 @@ jobs:
           - arch: arm64
     steps:
       - name: Download runtime artifact
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: propolis-runtime-linux-${{ matrix.arch }}
 
       - name: Download firmware artifact
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: propolis-firmware-linux-${{ matrix.arch }}
 
@@ -189,12 +189,12 @@ jobs:
           - arch: arm64
     steps:
       - name: Download runtime artifact
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: propolis-runtime-darwin-${{ matrix.arch }}
 
       - name: Download firmware artifact
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: propolis-firmware-darwin-${{ matrix.arch }}