diff --git a/data/apps/pairs_trading/stat_pair_selector.cfg b/data/apps/pairs_trading/stat_pair_selector.cfg
index d009f01..a0f956f 100644
--- a/data/apps/pairs_trading/stat_pair_selector.cfg
+++ b/data/apps/pairs_trading/stat_pair_selector.cfg
@@ -17,7 +17,8 @@
     }
     , "instrument_validation": {
         "market_data": {
-            
+            "maximum_gap_size": "2.0%",
+            "maximum_data_missing": ""
         }
     }
     , "mr_evaluation": {