diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 22a8a292b..7dd6e5130 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="4.20.0-2"
-export PIKA_PACKAGE_NAME="xfce4-session"
+export PIKA_PACKAGE_VERSION="5.1-1"
+export PIKA_PACKAGE_NAME="zope.location"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"