diff --git a/monkey/monkey_island/cc/repository/i_agent_configuration_repository.py b/monkey/monkey_island/cc/repository/i_agent_configuration_repository.py
index f91895c8b..d99934ad9 100644
--- a/monkey/monkey_island/cc/repository/i_agent_configuration_repository.py
+++ b/monkey/monkey_island/cc/repository/i_agent_configuration_repository.py
@@ -14,6 +14,7 @@ class IAgentConfigurationRepository(ABC):
         Retrieve the agent configuration from the repository
 
         :return: The agent configuration
+        :raises RetrievalError: if the configuration can not be retrieved
         """
         pass