diff --git a/data/refdata/instruments.cfg b/data/refdata/instruments.cfg
index 76c312b..ae4a03a 100644
--- a/data/refdata/instruments.cfg
+++ b/data/refdata/instruments.cfg
@@ -265,19 +265,19 @@
     "PAIR-SOL-BUSD": {
         "base_asset": "SOL",
         "quote_asset": "BUSD",
-        "quantity_precision": "0.01",
+        "quantity_precision": "0.00000001",
         "price_tick": 0.01
     },
     "PAIR-SOL-USD": {
         "base_asset": "SOL",
         "quote_asset": "USD",
-        "quantity_precision": "0.001",
+        "quantity_precision": "0.00000001",
         "price_tick": 0.01
     },
     "PAIR-SOL-USDT": {
         "base_asset": "SOL",
         "quote_asset": "USDT",
-        "quantity_precision": "0.001",
+        "quantity_precision": "0.00000001",
         "price_tick": 0.01
     },
     "PAIR-SUI-USD": {