diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 69fa54b83..62eb6c31c 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.11.0-7"
-export PIKA_PACKAGE_NAME="jenkins-job-builder"
+export PIKA_PACKAGE_VERSION="4.2.6.1-1"
+export PIKA_PACKAGE_NAME="r-cran-openxlsx"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"