diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 2f87ca918..8e64811ef 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="apiwrap-el"
+export PIKA_PACKAGE_VERSION="1.64.0-5"
+export PIKA_PACKAGE_NAME="golang-google-grpc"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"