diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 409004d6c..6ac44a4e8 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.2-2"
-export PIKA_PACKAGE_NAME="golang-github-lestrrat-go-iter"
+export PIKA_PACKAGE_VERSION="1.4-2"
+export PIKA_PACKAGE_NAME="flake8-pytest"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"