diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index e178ca41c..8dc2a526f 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.20250224-1"
-export PIKA_PACKAGE_NAME="libcpan-perl-releases-perl"
+export PIKA_PACKAGE_VERSION="1.1.2-1"
+export PIKA_PACKAGE_NAME="rust-du-dust"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"