diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 20fb6cc70..822ad3743 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1:5.0.0-2"
-export PIKA_PACKAGE_NAME="python-oslotest"
+export PIKA_PACKAGE_VERSION="1.3.1.15-1"
+export PIKA_PACKAGE_NAME="haskell-chasingbottoms"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"