diff --git a/.gitea/workflows/app_builder.yaml b/.gitea/workflows/app_builder.yaml
index 1b0c8c7..9cd16c5 100644
--- a/.gitea/workflows/app_builder.yaml
+++ b/.gitea/workflows/app_builder.yaml
@@ -210,12 +210,13 @@ jobs:
 
           BUILD_ROOT="$(mktemp -d)"
           cp -a . "$BUILD_ROOT/source"
+          mkdir -p "$BUILD_ROOT/makepkg"
 
           useradd --create-home builder
           chown -R builder:builder "$BUILD_ROOT"
 
           runuser -u builder -- \
-            bash -lc "cd '$BUILD_ROOT/source' && makepkg --cleanbuild --noconfirm"
+            bash -lc "cd '$BUILD_ROOT/source' && BUILDDIR='$BUILD_ROOT/makepkg' makepkg --cleanbuild --noconfirm"
 
           cp "$BUILD_ROOT"/source/*.pkg.tar.zst arch-output/
           chmod 0644 arch-output/*.pkg.tar.zst