diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a22a7c341..6c976ddf3 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8.61+git20231015.c8ad982-6"
-export PIKA_PACKAGE_NAME="signond"
+export PIKA_PACKAGE_VERSION="1.10.4-9"
+export PIKA_PACKAGE_NAME="newmat"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"