diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a37698c45..c68a80abd 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.2.44-1"
-export PIKA_PACKAGE_NAME="gnupg2"
+export PIKA_PACKAGE_VERSION="20.1.1-1.1"
+export PIKA_PACKAGE_NAME="mlucas"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"