diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 3953c88ea..c765b321e 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2:25.0.0-2"
-export PIKA_PACKAGE_NAME="neutron-dynamic-routing"
+export PIKA_PACKAGE_VERSION="4.1.0-4"
+export PIKA_PACKAGE_NAME="python-hacking"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"