diff --git a/pika-build-config/amd64.sh b/pika-build-config/amd64.sh
index f68d12a5b..e873fd08d 100644
--- a/pika-build-config/amd64.sh
+++ b/pika-build-config/amd64.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.44.0-2"
-export PIKA_PACKAGE_NAME="phoc"
+export PIKA_PACKAGE_VERSION="2.5.0-1"
+export PIKA_PACKAGE_NAME="ocaml-mdx"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b2"