diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 2ee4d49a1..0ac9f4d70 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.5.10-2"
-export PIKA_PACKAGE_NAME="yggdrasil"
+export PIKA_PACKAGE_VERSION="0.4-1"
+export PIKA_PACKAGE_NAME="files-to-prompt"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"