diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 344f2f71e..a1030cc5b 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.2.3+ds1-3"
-export PIKA_PACKAGE_NAME="qdarkstyle"
+export PIKA_PACKAGE_VERSION="2:7.2.2.1+dfsg-1~exp1"
+export PIKA_PACKAGE_NAME="rails"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"