diff --git a/apps/assets/models/utils.py b/apps/assets/models/utils.py
index d010f95f2..90c203e81 100644
--- a/apps/assets/models/utils.py
+++ b/apps/assets/models/utils.py
@@ -77,7 +77,7 @@ class Connectivity:
         return cls(cls.UNKNOWN, timezone.now())
 
     @classmethod
-    def set(cls, key, value, ttl=0):
+    def set(cls, key, value, ttl=None):
         cache.set(key, value, ttl)
 
     @classmethod