diff --git a/src/rougail/user_datas.py b/src/rougail/user_datas.py
index 411a3b840..52813aead 100644
--- a/src/rougail/user_datas.py
+++ b/src/rougail/user_datas.py
@@ -468,11 +468,14 @@ def convert_value(option, value, needs_convert):
         except:
             return value
     if option_type == "choice":
-        choices = option.value.list()
-        if value not in choices and isinstance(value, str):
-            # FIXME add other tests (boolean, float, ...)
-            if value.isnumeric() and int(value) in choices:
-                value = int(value)
+        try:
+            choices = option.value.list()
+            if value not in choices and isinstance(value, str):
+                # FIXME add other tests (boolean, float, ...)
+                if value.isnumeric() and int(value) in choices:
+                    value = int(value)
+        except:
+            pass
     func = CONVERT_OPTION.get(option_type, {}).get("func")
     if func:
         try: