diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 9569b0743..7b11ed234 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="20240606-1"
-export PIKA_PACKAGE_NAME="libcdk-perl"
+export PIKA_PACKAGE_VERSION="12.0.0+git.2024.06.01.a9dc3794a69c-1"
+export PIKA_PACKAGE_NAME="watcher"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"