diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 61de57631..76d47d9f3 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="34.1-2"
-export PIKA_PACKAGE_NAME="flycheck"
+export PIKA_PACKAGE_VERSION="2.3+git.20211121.f2f847c-1"
+export PIKA_PACKAGE_NAME="tty-clock"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"