diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 86c13e77a..022d65bdc 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.1.8.0-1"
-export PIKA_PACKAGE_NAME="haskell-rio-prettyprint"
+export PIKA_PACKAGE_VERSION="8.13.47-1"
+export PIKA_PACKAGE_NAME="php-giggsey-libphonenumber"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"