diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index d0eee4049..86602e212 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.29.1-1"
-export PIKA_PACKAGE_NAME="python-mongoengine"
+export PIKA_PACKAGE_VERSION="0.23.0+git20241012.8821f91-1"
+export PIKA_PACKAGE_NAME="mailio"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"