diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index e9f10527a..dcf4b01cc 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.14.1-1"
-export PIKA_PACKAGE_NAME="rust-rtnetlink"
+export PIKA_PACKAGE_VERSION="0.81"
+export PIKA_PACKAGE_NAME="pkg-perl-tools"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"