diff --git a/contest/models.py b/contest/models.py
index 55b7d80..73f45ae 100644
--- a/contest/models.py
+++ b/contest/models.py
@@ -159,15 +159,19 @@ class QSO(models.Model):
 		# find reference
 		changed = False
 		if self.refStr:
+			refName = self.refStr.replace("-", "")
+			if refName == "GX":
+				refName = "DX"
+
 			# Old reference exists?
-			if self.ref and self.ref.name != self.refStr:
+			if self.ref and self.ref.name != refName:
 				self.ref = None
 				changed = True
 
 			if not self.ref:
 				# find matching ref
 				try:
-					self.ref = Reference.objects.get(name=self.refStr)
+					self.ref = Reference.objects.get(name=refName)
 					changed = True
 				except Reference.DoesNotExist:
 					pass