diff --git a/monkey/common/agent_configuration/agent_configuration.py b/monkey/common/agent_configuration/agent_configuration.py
index 9dbc5b3a4..ee8ac48b6 100644
--- a/monkey/common/agent_configuration/agent_configuration.py
+++ b/monkey/common/agent_configuration/agent_configuration.py
@@ -1,11 +1,12 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from typing import Any, List, Mapping
+from typing import Any, Mapping, Tuple
 
-from marshmallow import Schema, fields, post_load
+from marshmallow import Schema, fields
 from marshmallow.exceptions import MarshmallowError
 
+from ..utils.code_utils import freeze_lists_in_dict
 from .agent_sub_configuration_schemas import (
     CustomPBAConfigurationSchema,
     PluginConfigurationSchema,
@@ -16,7 +17,6 @@ from .agent_sub_configurations import (
     PluginConfiguration,
     PropagationConfiguration,
 )
-from ..utils.code_utils import freeze_lists_in_dict
 
 
 class InvalidConfigurationError(Exception):
@@ -34,9 +34,9 @@ class InvalidConfigurationError(Exception):
 class AgentConfiguration:
     keep_tunnel_open_time: float
     custom_pbas: CustomPBAConfiguration
-    post_breach_actions: List[PluginConfiguration]
-    credential_collectors: List[PluginConfiguration]
-    payloads: List[PluginConfiguration]
+    post_breach_actions: Tuple[PluginConfiguration]
+    credential_collectors: Tuple[PluginConfiguration]
+    payloads: Tuple[PluginConfiguration]
     propagation: PropagationConfiguration
 
     def __post_init__(self):
diff --git a/monkey/common/agent_configuration/agent_sub_configurations.py b/monkey/common/agent_configuration/agent_sub_configurations.py
index d93b4d774..7a3b88898 100644
--- a/monkey/common/agent_configuration/agent_sub_configurations.py
+++ b/monkey/common/agent_configuration/agent_sub_configurations.py
@@ -1,5 +1,5 @@
 from dataclasses import dataclass
-from typing import Dict, List
+from typing import Dict, Tuple
 
 
 @dataclass(frozen=True)
@@ -18,10 +18,10 @@ class PluginConfiguration:
 
 @dataclass(frozen=True)
 class ScanTargetConfiguration:
-    blocked_ips: List[str]
-    inaccessible_subnets: List[str]
+    blocked_ips: Tuple[str]
+    inaccessible_subnets: Tuple[str]
     local_network_scan: bool
-    subnets: List[str]
+    subnets: Tuple[str]
 
 
 @dataclass(frozen=True)
@@ -32,27 +32,27 @@ class ICMPScanConfiguration:
 @dataclass(frozen=True)
 class TCPScanConfiguration:
     timeout: float
-    ports: List[int]
+    ports: Tuple[int]
 
 
 @dataclass(frozen=True)
 class NetworkScanConfiguration:
     tcp: TCPScanConfiguration
     icmp: ICMPScanConfiguration
-    fingerprinters: List[PluginConfiguration]
+    fingerprinters: Tuple[PluginConfiguration]
     targets: ScanTargetConfiguration
 
 
 @dataclass(frozen=True)
 class ExploitationOptionsConfiguration:
-    http_ports: List[int]
+    http_ports: Tuple[int]
 
 
 @dataclass(frozen=True)
 class ExploitationConfiguration:
     options: ExploitationOptionsConfiguration
-    brute_force: List[PluginConfiguration]
-    vulnerability: List[PluginConfiguration]
+    brute_force: Tuple[PluginConfiguration]
+    vulnerability: Tuple[PluginConfiguration]
 
 
 @dataclass(frozen=True)