diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 81e5346fc..5fa3711e5 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="20120102-4"
-export PIKA_PACKAGE_NAME="coco-cpp"
+export PIKA_PACKAGE_VERSION="0.0.43-1"
+export PIKA_PACKAGE_NAME="python-test-server"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"