diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 2dc609b93..5730f0dd5 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.1.3-2"
-export PIKA_PACKAGE_NAME="rust-charset"
+export PIKA_PACKAGE_VERSION="0.8.0-4"
+export PIKA_PACKAGE_NAME="haskell-zeromq4-haskell"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"