diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index e7ad1a018..fcb6ef0b2 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.2.0-3"
-export PIKA_PACKAGE_NAME="php-fig-link-util"
+export PIKA_PACKAGE_VERSION="0.42"
+export PIKA_PACKAGE_NAME="dh-fortran-mod"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"