diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 00c20aa81..1363ff839 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.20-9"
-export PIKA_PACKAGE_NAME="recoverdm"
+export PIKA_PACKAGE_VERSION="3.5.16-3"
+export PIKA_PACKAGE_NAME="rpy2"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"