diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 520a65ea7..d96a03a98 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.1.0-2"
-export PIKA_PACKAGE_NAME="python-pbr"
+export PIKA_PACKAGE_VERSION="3.15.0-2"
+export PIKA_PACKAGE_NAME="python-neutron-lib"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"