diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 96639ee62..c446601a4 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8.2.1+dfsg1-3"
-export PIKA_PACKAGE_NAME="superlu-dist"
+export PIKA_PACKAGE_VERSION="0.8.21-1"
+export PIKA_PACKAGE_NAME="rust-schemars-derive"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"