diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 40e897529..9e6763813 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0~20240503-1"
-export PIKA_PACKAGE_NAME="libvsapm"
+export PIKA_PACKAGE_VERSION="2.20.1+dfsg-2"
+export PIKA_PACKAGE_NAME="doctrine"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"