diff --git a/app/apps/common/widgets/decimal.py b/app/apps/common/widgets/decimal.py
index 1edfd97..a421715 100644
--- a/app/apps/common/widgets/decimal.py
+++ b/app/apps/common/widgets/decimal.py
@@ -36,7 +36,7 @@ class ArbitraryDecimalDisplayNumberInput(forms.TextInput):
             {
                 "x-data": "",
                 "x-mask:dynamic": f"$money($input, '{get_format('DECIMAL_SEPARATOR')}', '{get_format('THOUSAND_SEPARATOR')}', '30')",
-                "x-on:keyup": "$el.dispatchEvent(new Event('input'))",
+                "x-on:keyup": "if (!['Control', 'Shift', 'Alt', 'Meta'].includes($event.key) && !(($event.ctrlKey || $event.metaKey) && $event.key.toLowerCase() === 'a')) $el.dispatchEvent(new Event('input'))",
             }
         )