diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b090849c0..20f8ae46a 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.1-1"
-export PIKA_PACKAGE_NAME="golang-github-google-btree"
+export PIKA_PACKAGE_VERSION="4.13-1"
+export PIKA_PACKAGE_NAME="pound"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"