diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index d6234fc67..8b0b60bbc 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.2.2+~cs4.2.1-3"
-export PIKA_PACKAGE_NAME="node-mathjax-full"
+export PIKA_PACKAGE_VERSION="1:0.90-16.1"
+export PIKA_PACKAGE_NAME="espeakup"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"