diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 1549cc029..18c26e908 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.0.3-6"
-export PIKA_PACKAGE_NAME="haskell-netwire"
+export PIKA_PACKAGE_VERSION="2.3.1-1"
+export PIKA_PACKAGE_NAME="haskell-hslua-marshalling"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"