diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 757fc7527..b752dc12b 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.10.8-5"
-export PIKA_PACKAGE_NAME="graphene"
+export PIKA_PACKAGE_VERSION="0.3.3-2"
+export PIKA_PACKAGE_NAME="python-sigstore-protobuf-specs"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"