diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 5ed3631a5..11632e239 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.2.3+ds-5"
-export PIKA_PACKAGE_NAME="rust-ed25519"
+export PIKA_PACKAGE_VERSION="3.0.0-1"
+export PIKA_PACKAGE_NAME="pysolfc"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"