diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 16d97bedb..8f4a4309d 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.1+git20240324-1"
-export PIKA_PACKAGE_NAME="surf"
+export PIKA_PACKAGE_VERSION="4.1.9-2"
+export PIKA_PACKAGE_NAME="python-intellifire4py"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"