diff --git a/clanModules/zerotier/shared.nix b/clanModules/zerotier/shared.nix
index 7f5b13d22..daaf779b4 100644
--- a/clanModules/zerotier/shared.nix
+++ b/clanModules/zerotier/shared.nix
@@ -25,23 +25,27 @@ let
   ) [ ] moons;
 in
 {
-  options.clan.zerotier = {
-    excludeHosts = lib.mkOption {
-      type = lib.types.listOf lib.types.str;
-      default = [ config.clan.core.machineName ];
-      description = "Hosts that should be excluded";
+  options.clan.zerotier =
+    let
+      inherit (lib.types) listOf str;
+    in
+    {
+      excludeHosts = lib.mkOption {
+        type = listOf str;
+        default = [ config.clan.core.machineName ];
+        description = "Hosts that should be excluded";
+      };
+      networkIps = lib.mkOption {
+        type = listOf str;
+        default = [ ];
+        description = "Extra zerotier network Ips that should be accepted";
+      };
+      networkIds = lib.mkOption {
+        type = listOf str;
+        default = [ ];
+        description = "Extra zerotier network Ids that should be accepted";
+      };
     };
-    networkIps = lib.mkOption {
-      type = lib.types.listOf lib.types.str;
-      default = [ ];
-      description = "Extra zerotier network Ips that should be accepted";
-    };
-    networkIds = lib.mkOption {
-      type = lib.types.listOf lib.types.str;
-      default = [ ];
-      description = "Extra zerotier network Ids that should be accepted";
-    };
-  };
 
   config = {
     assertions = [
diff --git a/pkgs/clan-app/clan_app/views/webview.py b/pkgs/clan-app/clan_app/views/webview.py
index 04ef178ce..654a16f1d 100644
--- a/pkgs/clan-app/clan_app/views/webview.py
+++ b/pkgs/clan-app/clan_app/views/webview.py
@@ -125,7 +125,11 @@ class WebExecutor(GObject.Object):
         result = dataclass_to_dict(data.result)
         # Important:
         # 2. ensure_ascii = False. non-ASCII characters are correctly handled, instead of being escaped.
-        serialized = json.dumps(result, indent=4, ensure_ascii=False)
+        try:
+            serialized = json.dumps(result, indent=4, ensure_ascii=False)
+        except TypeError:
+            log.exception(f"Error serializing result for {data.method_name}")
+            raise
         log.debug(f"Result for {data.method_name}: {serialized}")
 
         # Use idle_add to queue the response call to js on the main GTK thread
diff --git a/pkgs/clan-cli/clan_cli/api/serde.py b/pkgs/clan-cli/clan_cli/api/serde.py
index 04c6ae2d5..394f077e2 100644
--- a/pkgs/clan-cli/clan_cli/api/serde.py
+++ b/pkgs/clan-cli/clan_cli/api/serde.py
@@ -54,6 +54,35 @@ def sanitize_string(s: str) -> str:
     return s
 
 
+def is_enum(obj: Any) -> bool:
+    """
+    Safely checks if the object or one of its attributes is an Enum.
+    """
+    # Check if the object itself is an Enum
+    if isinstance(obj, Enum):
+        return True
+
+    # Check if the object has an 'enum' attribute and if it's an Enum
+    enum_attr = getattr(obj, "enum", None)
+    return isinstance(enum_attr, Enum)
+
+
+def get_enum_value(obj: Any) -> Any:
+    """
+    Safely checks if the object or one of its attributes is an Enum.
+    """
+    # Check if the object itself is an Enum
+    value = getattr(obj, "value", None)
+    if value is None and obj.enum:
+        value = getattr(obj.enum, "value", None)
+
+    if value is None:
+        error_msg = f"Cannot determine enum value for {obj}"
+        raise ValueError(error_msg)
+
+    return dataclass_to_dict(value)
+
+
 def dataclass_to_dict(obj: Any, *, use_alias: bool = True) -> Any:
     def _to_dict(obj: Any) -> Any:
         """
@@ -62,6 +91,8 @@ def dataclass_to_dict(obj: Any, *, use_alias: bool = True) -> Any:
 
         It does NOT convert member functions.
         """
+        if is_enum(obj):
+            return get_enum_value(obj)
         if is_dataclass(obj):
             return {
                 # Use either the original name or name
diff --git a/pkgs/clan-cli/tests/test_serializers.py b/pkgs/clan-cli/tests/test_serializers.py
index 927c71ac7..b265720ca 100644
--- a/pkgs/clan-cli/tests/test_serializers.py
+++ b/pkgs/clan-cli/tests/test_serializers.py
@@ -122,3 +122,18 @@ def test_filters_null_fields() -> None:
     assert instance.home == "home"
     assert instance.work is None
     assert dataclass_to_dict(instance) == {"home": "home"}
+
+
+def test_custom_enum() -> None:
+    from enum import Enum
+
+    class CustomEnum(Enum):
+        FOO = "foo"
+        BAR = "bar"
+
+    @dataclass
+    class Foo:
+        field: CustomEnum
+
+    instance = Foo(field=CustomEnum.FOO)
+    assert dataclass_to_dict(instance) == {"field": "foo"}