diff --git a/lib/ansible/modules/cloud/digital_ocean/digital_ocean.py b/lib/ansible/modules/cloud/digital_ocean/digital_ocean.py
index d2946fb845..9cc268758d 100644
--- a/lib/ansible/modules/cloud/digital_ocean/digital_ocean.py
+++ b/lib/ansible/modules/cloud/digital_ocean/digital_ocean.py
@@ -307,7 +307,7 @@ class Droplet(JsonfyMixIn):
     @classmethod
     def list_all(cls):
         json = cls.manager.all_active_droplets()
-        return map(cls, json)
+        return list(map(cls, json))
 
 
 class SSH(JsonfyMixIn):
@@ -338,7 +338,7 @@ class SSH(JsonfyMixIn):
     @classmethod
     def list_all(cls):
         json = cls.manager.all_ssh_keys()
-        return map(cls, json)
+        return list(map(cls, json))
 
     @classmethod
     def add(cls, name, key_pub):