diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 35c1817d9..f8515b687 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="20240808-2"
-export PIKA_PACKAGE_NAME="csh"
+export PIKA_PACKAGE_VERSION="1.23-5"
+export PIKA_PACKAGE_NAME="openturns"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"