diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index d9fd0f321..8bb8e2d57 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.7.1-3"
-export PIKA_PACKAGE_NAME="xrootd"
+export PIKA_PACKAGE_VERSION="6.3.1-1"
+export PIKA_PACKAGE_NAME="pcp"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"