diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b6df96045..9ecef9a7e 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.0.0.0-6"
-export PIKA_PACKAGE_NAME="w3-dtd-mathml"
+export PIKA_PACKAGE_VERSION="4.7+ds-1"
+export PIKA_PACKAGE_NAME="bittwist"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"