diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 33a90d86a..a1c441c16 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.1.1-2"
-export PIKA_PACKAGE_NAME="python-releases"
+export PIKA_PACKAGE_VERSION="0.6.0-4"
+export PIKA_PACKAGE_NAME="rust-abnf-core"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"