diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index f9207098a..3b0fcb43e 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.5.2.0-1"
-export PIKA_PACKAGE_NAME="haskell-bzlib"
+export PIKA_PACKAGE_VERSION="2.1.3-1"
+export PIKA_PACKAGE_NAME="haskell-lens-family-core"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"