diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 0bb457377..a3d3c5dc3 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.5.2-4"
-export PIKA_PACKAGE_NAME="php-symfony-contracts"
+export PIKA_PACKAGE_VERSION="4.3.1-1"
+export PIKA_PACKAGE_NAME="openwebifpy"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"