diff --git a/.gitea/workflows/e2e.yml b/.gitea/workflows/e2e.yml
index fa59195..a644231 100644
--- a/.gitea/workflows/e2e.yml
+++ b/.gitea/workflows/e2e.yml
@@ -37,6 +37,7 @@ jobs:
           sudo apt-get update
           sudo apt-get install -y --no-install-recommends \
             mkosi debootstrap squashfs-tools systemd-ukify \
+            debian-archive-keyring \
             qemu-system-x86 qemu-utils \
             dnsmasq iperf3 ipxe-qemu
 
diff --git a/.gitea/workflows/release.yml b/.gitea/workflows/release.yml
index e7ca2ae..a82c0ca 100644
--- a/.gitea/workflows/release.yml
+++ b/.gitea/workflows/release.yml
@@ -33,7 +33,8 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y --no-install-recommends \
-            mkosi debootstrap squashfs-tools dosfstools systemd-ukify
+            mkosi debootstrap squashfs-tools dosfstools systemd-ukify \
+            debian-archive-keyring
 
       - name: Install templ
         run: go install github.com/a-h/templ/cmd/templ@v0.3.1001