diff --git a/contest/forms.py b/contest/forms.py
index 0cc4965..43c0a47 100644
--- a/contest/forms.py
+++ b/contest/forms.py
@@ -6,7 +6,7 @@ from crispy_forms.layout import Submit
 from django.urls import reverse
 
 from .models import User, Reference, QSO
-from .validators import CallUsernameValidator
+from .validators import CallUsernameValidator, CallLogValidator
 
 class CustomUserCreationForm(UserCreationForm):
 	class Meta:
@@ -62,7 +62,7 @@ class QSOForm(forms.ModelForm):
 			raise forms.ValidationError("Reference already exists")
 
 		try:
-			CallUsernameValidator()(data)
+			CallLogValidator()(data)
 		except forms.ValidationError:
 			raise forms.ValidationError("Enter a valid callsign (1-2 chars, a number, 1-4 chars, maybe a /[A-Z])")
 
diff --git a/contest/validators.py b/contest/validators.py
index 22b5f95..687c0b4 100644
--- a/contest/validators.py
+++ b/contest/validators.py
@@ -9,10 +9,20 @@ import re
 @deconstructible
 class CallUsernameValidator(validators.RegexValidator):
     #regex = r'^[\w.@+-]+$'
-    regex = r'^(?:[A-Z]+/)?[A-Z]{1,2}[0-9][A-Z]{1,4}(?:-[0-9])?(?:/p)?$'
+    regex = r'^(?:[A-Z]+/)?[A-Z]{1,2}[0-9][A-Z]{1,4}(?:-[0-9])??$'
     message = _(
-        'Enter a valid Callsign as Username, ALL UPPERCASE, if needed with /A /B,'
-        'e.g. DL7BST, DN1BER/A, DL/OE1FOO'
+        'Enter a valid Callsign as Username, ALL UPPERCASE, if needed with -1 / -2,'
+        'e.g. DL7BST, DN1BER-1, DL/OE1FOO.'
+    )
+    flags = re.ASCII if six.PY3 else 0
+
+@deconstructible
+class CallLogValidator(validators.RegexValidator):
+    #regex = r'^[\w.@+-]+$'
+    regex = r'^(?:[A-Z]+/)?[A-Z]{1,2}[0-9][A-Z]{1,4}(?:-[0-9])?(?:/[A-Z]{1,3})?$'
+    message = _(
+        'Enter a valid callsign, ALL UPPERCASE, if needed with -1 / -2,'
+        'e.g. DL7BST, DN1BER-1, DL/OE1FOO, DN1FTW-1/p'
     )
     flags = re.ASCII if six.PY3 else 0