diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 82eccdc14..36e7ed236 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.12.1-1"
-export PIKA_PACKAGE_NAME="pystac"
+export PIKA_PACKAGE_VERSION="4.2.1-3"
+export PIKA_PACKAGE_NAME="ruby-sprockets"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"