diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index d894d28e4..4ed68bc9e 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.9-3.1"
-export PIKA_PACKAGE_NAME="nfsometer"
+export PIKA_PACKAGE_VERSION="210r20001005d-5"
+export PIKA_PACKAGE_NAME="jzip"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"