diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 7dd2268e6..7db135f23 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.8.1+git20240328.3aa21cc-1"
-export PIKA_PACKAGE_NAME="magyarispell"
+export PIKA_PACKAGE_VERSION="0.8.21-1"
+export PIKA_PACKAGE_NAME="rust-schemars"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"