diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 97eaf4b74..ec29a7e50 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.21.12+dfsg-1"
-export PIKA_PACKAGE_NAME="r-cran-openmx"
+export PIKA_PACKAGE_VERSION="0.1.2-3"
+export PIKA_PACKAGE_NAME="rust-text-trees"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"