diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a516eda11..6e3c4742c 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.22.1-1"
-export PIKA_PACKAGE_NAME="rust-rebuildctl"
+export PIKA_PACKAGE_VERSION="0~20241004.1-3"
+export PIKA_PACKAGE_NAME="python-lib25519"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"