diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 5324ca869..4791dd788 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.0.3-1"
-export PIKA_PACKAGE_NAME="pyflic"
+export PIKA_PACKAGE_VERSION="0.0.21-1"
+export PIKA_PACKAGE_NAME="raku-json-class"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"