diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index af2448878..9b71cb3c9 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.4.1+git27-g658f34ec4+dfsg-3"
-export PIKA_PACKAGE_NAME="clementine"
+export PIKA_PACKAGE_VERSION="0.5.3-1"
+export PIKA_PACKAGE_NAME="r-cran-splines2"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"