diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ccc5fb37d..6988ba1bc 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.7.21-1"
-export PIKA_PACKAGE_NAME="mdformat"
+export PIKA_PACKAGE_VERSION="9.6"
+export PIKA_PACKAGE_NAME="dh-ada-library"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"