diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 739296bc1..20d1a4f4f 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.39.0-1"
-export PIKA_PACKAGE_NAME="libyaml-pp-perl"
+export PIKA_PACKAGE_VERSION="0.2.27-1"
+export PIKA_PACKAGE_NAME="rust-drt-tools"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"