diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a6308556e..94809eac7 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.8.14-1"
-export PIKA_PACKAGE_NAME="haskell-hdf5"
+export PIKA_PACKAGE_VERSION="2024.1.4+ds1-6"
+export PIKA_PACKAGE_NAME="pyvkfft-cuda"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"