diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 808d9ddeb..aa3477be6 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.13.4+dfsg-1"
-export PIKA_PACKAGE_NAME="python-memray"
+export PIKA_PACKAGE_VERSION="1.5.4-1"
+export PIKA_PACKAGE_NAME="python-wyoming"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"