diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 66b01695b..92b1406f4 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.4.1-1"
-export PIKA_PACKAGE_NAME="haskell-tar-conduit"
+export PIKA_PACKAGE_VERSION="2.21+ds-1"
+export PIKA_PACKAGE_NAME="pynormaliz"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"