diff --git a/stand/adb.py b/stand/adb.py
index 5819bee..cc1b961 100644
--- a/stand/adb.py
+++ b/stand/adb.py
@@ -43,6 +43,8 @@ class ArcticLibrary:
 
     def set_data(self, symbol, df):
         df.index = df.index.view("datetime64[ns]") # adb supports update only for timeseries indexes
+        df.index.name = "run"
+
         self.lib.update(symbol, df)