diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index f693cdb3e..f9d56b2ee 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="16.3.7+ds1+~cs50.9.19-6"
-export PIKA_PACKAGE_NAME="node-tap"
+export PIKA_PACKAGE_VERSION="0.7.3-7"
+export PIKA_PACKAGE_NAME="ocaml-magic"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"