diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 9f4431fc7..5c45ebab1 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.2.1-1"
-export PIKA_PACKAGE_NAME="ocaml-mirage-kv-mem"
+export PIKA_PACKAGE_VERSION="1.17.dfsg-5"
+export PIKA_PACKAGE_NAME="psutils"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"