diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 8852a4643..95f4fe3ea 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.1.0.4-3"
-export PIKA_PACKAGE_NAME="haskell-hsopenssl-x509-system"
+export PIKA_PACKAGE_VERSION="0.5.1.3-2"
+export PIKA_PACKAGE_NAME="haskell-generics-sop"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"