diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 8ae13386c..e61301620 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="9.8.5-1"
-export PIKA_PACKAGE_NAME="python-semantic-release"
+export PIKA_PACKAGE_VERSION="1.5.1-1.1"
+export PIKA_PACKAGE_NAME="freezegun"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"