diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a365ddd07..e0e1c181e 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="4.20.0-1"
-export PIKA_PACKAGE_NAME="xfwm4"
+export PIKA_PACKAGE_VERSION="0.6.3-5"
+export PIKA_PACKAGE_NAME="python-wsaccel"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"