diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 1c11ea2af..97eaf4b74 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.9.2.0-1"
-export PIKA_PACKAGE_NAME="haskell-blaze-html"
+export PIKA_PACKAGE_VERSION="2.21.12+dfsg-1"
+export PIKA_PACKAGE_NAME="r-cran-openmx"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"