diff --git a/monkey/monkey_island/cc/setup/mongo/mongo_db_process.py b/monkey/monkey_island/cc/setup/mongo/mongo_db_process.py
index db3f5c0ca..3da2697ea 100644
--- a/monkey/monkey_island/cc/setup/mongo/mongo_db_process.py
+++ b/monkey/monkey_island/cc/setup/mongo/mongo_db_process.py
@@ -49,7 +49,7 @@ class MongoDbProcess:
             self._process.kill()
 
     def is_running(self) -> bool:
-        if self._process.poll() is None:
+        if self._process and self._process.poll() is None:
             return True
 
         return False