diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index df481079e..fc9ad5993 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.71-2"
-export PIKA_PACKAGE_NAME="libfile-map-perl"
+export PIKA_PACKAGE_VERSION="0.18.0-1"
+export PIKA_PACKAGE_NAME="rust-gix-worktree-stream"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"