diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 9ea424784..0413869ad 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.12.4-3"
-export PIKA_PACKAGE_NAME="haskell-reducers"
+export PIKA_PACKAGE_VERSION="1.09-6"
+export PIKA_PACKAGE_NAME="libfile-extattr-perl"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"