diff --git a/lassie/utils.py b/lassie/utils.py
index b3d9254e..27724fed 100644
--- a/lassie/utils.py
+++ b/lassie/utils.py
@@ -130,8 +130,8 @@ def generate_submodel(model: BaseModel) -> list[str]:
         if field.description is None:
             continue
         lines += [
-            f"    - **`{name}`**\n",
-            f"        {field.description}",
+            f"    **`{name}`**\n",
+            f"    :   {field.description}\n",
         ]
 
     def dump_json() -> list[str]:
diff --git a/mkdocs.yml b/mkdocs.yml
index 4007ba11..002b1113 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -45,6 +45,7 @@ markdown_extensions:
   - pymdownx.tabbed:
       alternate_style: true
   - admonition
+  - def_list
   - attr_list
 
 extra_javascript: