diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index d96b90a46..90e32ba38 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.16.0-1"
-export PIKA_PACKAGE_NAME="rust-infer"
+export PIKA_PACKAGE_VERSION="2.0.1.5+ds-1"
+export PIKA_PACKAGE_NAME="pyerfa"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"