diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 4d4e9641b..ceb07f8aa 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="4.0.0-1"
-export PIKA_PACKAGE_NAME="rust-ammonia"
+export PIKA_PACKAGE_VERSION="1.4.4"
+export PIKA_PACKAGE_NAME="piuparts"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"