diff --git a/users/forms.py b/users/forms.py
index 39eda64..a4e9e1d 100644
--- a/users/forms.py
+++ b/users/forms.py
@@ -23,7 +23,7 @@ class UserMetaForm(ModelForm):
         fields = ['real_name', 'student_number']
         widgets = {
             'real_name': TextInput(attrs={'placeholder': 'Robbe Van Herck'}),
-            'student_number': TextInput(attrs={'placeholder': '001700000', 'pattern': '[0-9]*'})
+            'student_number': TextInput(attrs={'placeholder': '01701111', 'pattern': '[0-9]{8,}'})
         }