diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 5b10e0a2f..d5c35877f 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.7.0-1"
-export PIKA_PACKAGE_NAME="kf6-kdoctools"
+export PIKA_PACKAGE_VERSION="2:21.1.14-1"
+export PIKA_PACKAGE_NAME="xorg-server"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"