diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 52778737a..e393d4a61 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.2-1"
-export PIKA_PACKAGE_NAME="unicode"
+export PIKA_PACKAGE_VERSION="1.4.304.0-1"
+export PIKA_PACKAGE_NAME="vulkan-utility-libraries"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"