diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ad8932b79..7f33009ee 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="11.3.1-2"
-export PIKA_PACKAGE_NAME="golang-github-caarlos0-env"
+export PIKA_PACKAGE_VERSION="1:4.4.1+ds-2"
+export PIKA_PACKAGE_NAME="singular"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"