diff --git a/config.json b/config.json
index 57b53f0..f4ead18 100644
--- a/config.json
+++ b/config.json
@@ -1595,7 +1595,7 @@
                     "../auto-upgrade-helper/upgrade-helper.py -e all --incremental",
                     "mkdir -p ${WEBPUBLISH_DIR}/pub/auh/",
                     "cp -rf ./upgrade-helper/* ${WEBPUBLISH_DIR}/pub/auh/",
-                    "cp ${WEBPUBLISH_DIR}/pub/auh/auh-state.json ${WEBPUBLISH_DIR}/pub/auh/auh-state.json.`date +%Y%M%d%H%M`"
+                    "cp ${WEBPUBLISH_DIR}/pub/auh/auh-state.json ${WEBPUBLISH_DIR}/pub/auh/auh-state.json.`date +%Y%m%d%H%M`"
                 ]
             }
         },