diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 3a9d638d9..4d5187e01 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.0.3-2"
-export PIKA_PACKAGE_NAME="sunpy"
+export PIKA_PACKAGE_VERSION="1.24-1"
+export PIKA_PACKAGE_NAME="harp"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"