diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 72b173d5d..b90ff6034 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.1.1-2"
-export PIKA_PACKAGE_NAME="puppet-module-puppetlabs-java-ks"
+export PIKA_PACKAGE_VERSION="3.4.1-4"
+export PIKA_PACKAGE_NAME="rust-arboard"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"