diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a8541fe17..eaed46c2d 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3:1.6.0+git20230823.8dce1e3-2"
-export PIKA_PACKAGE_NAME="go-mode.el"
+export PIKA_PACKAGE_VERSION="1.0.3-2"
+export PIKA_PACKAGE_NAME="ocaml-cry"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"