diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 462810776..2b7c00a49 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.19-1"
-export PIKA_PACKAGE_NAME="gl-image-display"
+export PIKA_PACKAGE_VERSION="3.13.0~rc1-4"
+export PIKA_PACKAGE_NAME="python3.13"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"