diff --git a/CHANGES b/CHANGES
index 4790ae8..2f892dd 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,8 @@
+0.4 2019-04-29
+- Slightly refactored AdminInline construction and plugin mixins.
+- Added django-media-archive plugins, ImageBase and DownloadBase.
 - Added SimpleImagePlugin and SimpleDownloadPlugin.
+- Renamed 'SectionBase' to 'SectionBreakBase'.
 
 0.3.19 2019-04-02
 - Again better template_name handling.
diff --git a/content_plugins/base.py b/content_plugins/base.py
index f7c3213..5891d2b 100644
--- a/content_plugins/base.py
+++ b/content_plugins/base.py
@@ -40,7 +40,6 @@ class BasePlugin(models.Model):
 
     @classmethod
     def admin_inline(cls, base_class=None):
-        # TODO Cache inline
         class Inline(base_class or cls.admin_inline_baseclass):
             model = cls
             regions = cls.regions
@@ -158,7 +157,7 @@ class RichTextBase(PrepareRichtextMixin, FilesystemTemplateRendererPlugin):
         return Truncator(strip_tags(self.richtext)).words(10, truncate=" ...")
 
 
-class SectionBreakBase(StyleMixin, FilesystemTemplateRendererPlugin):
+class SectionBreakBase(FilesystemTemplateRendererPlugin):
     if USE_TRANSLATABLE_FIELDS:
         subheading = TranslatableCharField(_("subheading"), null=True, blank=True, max_length=500)
     else:
diff --git a/content_plugins/plugins/mixins.py b/content_plugins/plugins/mixins.py
index 863ae2c..ee59315 100644
--- a/content_plugins/plugins/mixins.py
+++ b/content_plugins/plugins/mixins.py
@@ -24,6 +24,20 @@ class StyleMixin(models.Model):
     class Meta:
         abstract = True
 
+    class AdminMixin:
+        def get_fields(self, request, obj=None):
+            fields = super().get_fields(request, obj)
+            if 'style' not in fields:
+                fields.append('style')
+            return fields
+
+    @classmethod
+    def admin_inline(cls):
+        class MixedClass(super().admin_inline(), cls.AdminMixin):
+            pass
+
+        return MixedClass
+
     def get_style_slug(self):
         style = getattr(self, 'style', None) or 'default'
         return slugify(style).replace("_", "-")