diff --git a/src/app/components/order_input/MarketOrderInput.tsx b/src/app/components/order_input/MarketOrderInput.tsx
index 99e76806..3b0ee8d6 100644
--- a/src/app/components/order_input/MarketOrderInput.tsx
+++ b/src/app/components/order_input/MarketOrderInput.tsx
@@ -51,7 +51,7 @@ export function MarketOrderInput() {
   const dispatch = useAppDispatch();
 
   // create a regex to match a trailing decimal
-  var regex = /^\d+\.$/;
+  var regex = /^\d+\.?\d*$/;
 
   useEffect(() => {
     if (