diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 6ae44f71c..933bceac4 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.0.17+ds-1"
-export PIKA_PACKAGE_NAME="pyglet"
+export PIKA_PACKAGE_VERSION="3.1.20240909164951-2"
+export PIKA_PACKAGE_NAME="cwltool"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"