diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index cd6fde0b5..6311e252b 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2024.6.24-1"
-export PIKA_PACKAGE_NAME="custodian"
+export PIKA_PACKAGE_VERSION="0.38.3-3"
+export PIKA_PACKAGE_NAME="notmuch"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"