diff --git a/edxval/models.py b/edxval/models.py
index c62113e3..7e2e06bf 100644
--- a/edxval/models.py
+++ b/edxval/models.py
@@ -203,7 +203,7 @@ class EncodedVideo(models.Model):
     video = models.ForeignKey(Video, related_name="encoded_videos", on_delete=models.CASCADE)
 
     def __str__(self):
-        return self.id
+        return str(self.id)
 
 
 class CustomizableImageField(models.ImageField):
diff --git a/setup.py b/setup.py
index 62bad0e7..2945b640 100644
--- a/setup.py
+++ b/setup.py
@@ -46,7 +46,7 @@ def load_requirements(*requirements_paths):
     return list(requirements)
 
 
-VERSION = '1.3.0'
+VERSION = '1.3.1'
 
 if sys.argv[-1] == 'tag':
     print("Tagging the version on github:")