diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 82cb8138c..9b32cb1e7 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.5.5-1"
-export PIKA_PACKAGE_NAME="pykulersky"
+export PIKA_PACKAGE_VERSION="6.4.4-1"
+export PIKA_PACKAGE_NAME="importlib-resources"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"