diff --git a/src/commons/forms.py b/src/commons/forms.py
index 789a6db..5ed7543 100644
--- a/src/commons/forms.py
+++ b/src/commons/forms.py
@@ -67,4 +67,4 @@ class MyBaseModelForm(forms.ModelForm, _MySuperForm):
         if 'units' in f:
             f['units'].widget = autocomplete_light.TextWidget('ACMeasure')
         if 'total_price' in f:
-            f['total_price'].widget = forms.TextInput(attrs={'disabled': 'disabled'})
+            f['total_price'].widget = forms.TextInput(attrs={'readonly': 'readonly'})