diff --git a/ynr/apps/utils/widgets.py b/ynr/apps/utils/widgets.py
index 702a55f28..85fccbd87 100644
--- a/ynr/apps/utils/widgets.py
+++ b/ynr/apps/utils/widgets.py
@@ -58,7 +58,13 @@ def build_attrs(self, base_attrs, extra_attrs=None):
             {
                 "pattern": r"[0-9\s\.]*",
                 "oninvalid": "this.setCustomValidity('Enter a percentage or a whole number')",
-                "onchange": "this.value = Math.round(this.value.replace(/\D/g, '')).toString()",
+                "onchange": """
+                let value = this.value.replace(",", ".");
+                value = value.replace("%", "");
+                value = value.trim();
+                value = Math.round(parseFloat(value)).toString();
+                this.value = value;
+            """,
             }
         )
         return attrs