diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ba6e54837..b1ff69e36 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.15.0+ds-2"
-export PIKA_PACKAGE_NAME="mage"
+export PIKA_PACKAGE_VERSION="257.3+1"
+export PIKA_PACKAGE_NAME="systemd-boot-efi-amd64-signed"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"