diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 537e4a703..ce2469e4a 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.3-1"
-export PIKA_PACKAGE_NAME="zope.proxy"
+export PIKA_PACKAGE_VERSION="1.4.3-1"
+export PIKA_PACKAGE_NAME="xdp-tools"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"