diff --git a/.gitea/workflows/app_builder.yaml b/.gitea/workflows/app_builder.yaml
index 5f980fd..0de9c0e 100644
--- a/.gitea/workflows/app_builder.yaml
+++ b/.gitea/workflows/app_builder.yaml
@@ -122,7 +122,6 @@ jobs:
 
   publish-arch:
     name: Build and publish gitty-desktop to AUR
-    needs: publish-windows
     runs-on: archlinux
     environment: production
     env:
@@ -136,11 +135,42 @@ jobs:
       - name: Prepare Arch job container
         working-directory: /
         run: |
-          pacman -Syu --noconfirm
-          pacman -S --needed --noconfirm \
-            base-devel curl git nodejs npm openssh rust \
-            webkit2gtk-4.1 gtk3 hicolor-icon-theme \
+          set -euo pipefail
+
+          # The runner image may contain only a single geo mirror. Seed several
+          # currently active HTTPS mirrors and retain the image's list as a
+          # fallback so one slow CDN cannot fail the complete release.
+          ARCH_MIRROR_BACKUP="$(mktemp)"
+          cp /etc/pacman.d/mirrorlist "$ARCH_MIRROR_BACKUP"
+          printf '%s\n' \
+            'Server = https://frankfurt.mirror.pkgbuild.com/$repo/os/$arch' \
+            'Server = https://mirror.osbeck.com/archlinux/$repo/os/$arch' \
+            'Server = https://mirror.ubrco.de/archlinux/$repo/os/$arch' \
+            'Server = https://ftp.halifax.rwth-aachen.de/archlinux/$repo/os/$arch' \
+            'Server = https://geo.mirror.pkgbuild.com/$repo/os/$arch' \
+            > /etc/pacman.d/mirrorlist
+          sed -n '/^[[:space:]]*Server[[:space:]]*=/p' "$ARCH_MIRROR_BACKUP" \
+            >> /etc/pacman.d/mirrorlist
+
+          ARCH_PACKAGES=(
+            base-devel curl git nodejs npm openssh rust
+            webkit2gtk-4.1 gtk3 hicolor-icon-theme
             libappindicator-gtk3 librsvg xdotool
+          )
+
+          for ARCH_INSTALL_ATTEMPT in 1 2 3; do
+            echo "pacman attempt $ARCH_INSTALL_ATTEMPT of 3"
+            if pacman -Syu --needed --noconfirm "${ARCH_PACKAGES[@]}"; then
+              break
+            fi
+
+            if [ "$ARCH_INSTALL_ATTEMPT" -eq 3 ]; then
+              echo "pacman failed after 3 attempts" >&2
+              exit 1
+            fi
+
+            sleep "$((ARCH_INSTALL_ATTEMPT * 5))"
+          done
 
       - uses: actions/checkout@v5
         with:
@@ -219,7 +249,6 @@ jobs:
 
   publish-ubuntu:
     name: Build and publish Ubuntu AppImage
-    needs: publish-arch
     permissions:
       contents: write
     environment: production