diff --git a/lib/exchange/changenow/changenow_exchange_provider.dart b/lib/exchange/changenow/changenow_exchange_provider.dart
index 3c9c9f3bc..b663b697c 100644
--- a/lib/exchange/changenow/changenow_exchange_provider.dart
+++ b/lib/exchange/changenow/changenow_exchange_provider.dart
@@ -85,8 +85,8 @@ class ChangeNowExchangeProvider extends ExchangeProvider {
 
     final responseJSON = json.decode(response.body) as Map<String, dynamic>;
     return Limits(
-      min: responseJSON['minAmount'] as double,
-      max: responseJSON['maxAmount'] as double);
+      min: responseJSON['minAmount'] as double?,
+      max: responseJSON['maxAmount'] as double?);
   }
 
   @override
diff --git a/lib/exchange/sideshift/sideshift_exchange_provider.dart b/lib/exchange/sideshift/sideshift_exchange_provider.dart
index 87205cd2b..ff489aa83 100644
--- a/lib/exchange/sideshift/sideshift_exchange_provider.dart
+++ b/lib/exchange/sideshift/sideshift_exchange_provider.dart
@@ -192,8 +192,8 @@ class SideShiftExchangeProvider extends ExchangeProvider {
     }
 
     final responseJSON = json.decode(response.body) as Map<String, dynamic>;
-    final min = double.parse(responseJSON['min'] as String);
-    final max = double.parse(responseJSON['max'] as String);
+    final min = double.tryParse(responseJSON['min'] as String? ?? '');
+    final max = double.tryParse(responseJSON['max'] as String? ?? '');
 
     return Limits(min: min, max: max);
   }