diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 801d0626b..f04f0ce13 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.1.8-1"
-export PIKA_PACKAGE_NAME="cluster"
+export PIKA_PACKAGE_VERSION="1.0.5-5"
+export PIKA_PACKAGE_NAME="artha"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"