diff --git a/atlas/models.py b/atlas/models.py
index cf608e46..003ea2be 100644
--- a/atlas/models.py
+++ b/atlas/models.py
@@ -83,7 +83,7 @@ class Condition(models.Model):
         if self.synonym.count() == 0:
             return self.name
         else:
-            synonyms = ",".join(self.synonym.all())
+            synonyms = ",".join([i for i in self.synonym.all()])
             return f"{self.name} ({synonyms})"