diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ecf3d62dd..237ca1dd9 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.27.1-2"
-export PIKA_PACKAGE_NAME="rust-protoc"
+export PIKA_PACKAGE_VERSION="0~20241008-1"
+export PIKA_PACKAGE_NAME="libntruprime"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"