diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index c7b94225d..e1c19f924 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.4.3-1"
-export PIKA_PACKAGE_NAME="xmpp-dns"
+export PIKA_PACKAGE_VERSION="0.3.20-1"
+export PIKA_PACKAGE_NAME="libxmlb"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"