diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index bbfe1de3c..601f2e237 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.5-6"
-export PIKA_PACKAGE_NAME="haskell-sandi"
+export PIKA_PACKAGE_VERSION="25.0.0-1"
+export PIKA_PACKAGE_NAME="puppet-module-mistral"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"