diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 7e6668ebe..b5e0455f7 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8.6.3-2"
-export PIKA_PACKAGE_NAME="jupyter-client"
+export PIKA_PACKAGE_VERSION="1.42.0+dfsg-2"
+export PIKA_PACKAGE_NAME="r-bioc-bsseq"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"