diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 469b79b2b..06bc8e0bf 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.2.0+git.2023.11.08.e8eb9511d2-2"
-export PIKA_PACKAGE_NAME="swift-bench"
+export PIKA_PACKAGE_VERSION="5.9.1-4"
+export PIKA_PACKAGE_NAME="python-taskflow"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"