diff --git a/data/apps/pairs_trading/pair_selector.cfg b/data/apps/pairs_trading/pair_selector.cfg
index 3205dd9..1358666 100644
--- a/data/apps/pairs_trading/pair_selector.cfg
+++ b/data/apps/pairs_trading/pair_selector.cfg
@@ -22,52 +22,52 @@
         {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-BCH-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-BNB-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-BTC-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-DOGE-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-DOT-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-ETH-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-HBAR-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-LINK-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-LTC-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-SHIB-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-SOL-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-SUI-USD"
-        }
-        , {
+        }, 
+        {
             "exch_acct": "COINBASE_AT"
             , "instrument_id": "PAIR-XLM-USD"
         }