diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 745560eb2..830bfaa46 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.3.0-1"
-export PIKA_PACKAGE_NAME="heat-tempest-plugin"
+export PIKA_PACKAGE_VERSION="0.9.5-5"
+export PIKA_PACKAGE_NAME="haskell-asn1-parse"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"