diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 1ce422d6b..c1932179b 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.9.1-5"
-export PIKA_PACKAGE_NAME="postfix"
+export PIKA_PACKAGE_VERSION="2.3.3.2-1"
+export PIKA_PACKAGE_NAME="yoshimi"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"