diff --git a/unshackle/core/service.py b/unshackle/core/service.py
index e0e81b8..d4a3cf7 100644
--- a/unshackle/core/service.py
+++ b/unshackle/core/service.py
@@ -315,7 +315,7 @@ class Service(metaclass=ABCMeta):
             to avoid unnecessary processing.
         """
         # Delegates license handling to the Widevine license method by default if a service-specific PlayReady implementation is not provided.
-        self.get_widevine_license(challenge=challenge, title=title, track=track)
+        return self.get_widevine_license(challenge=challenge, title=title, track=track)
 
     # Required Abstract functions
     # The following functions *must* be implemented by the Service.