diff --git a/scripts/generate.py b/scripts/generate.py
index 2030578..589d4f3 100644
--- a/scripts/generate.py
+++ b/scripts/generate.py
@@ -37,13 +37,14 @@ EXTENSIONS = [
     ".org",
     ".org.txt",
 ]
-IMG_EXTENSIONS = [
+IMG_EXTENSIONS = set([
     "svg",
     "png",
     "jpg",
     "jpeg",
     "gif",
-]
+])
+SKIPPED_TAGS = set(['attach'])
 
 WATCH = True
 if os.getenv('WATCH_AND_REBUILD', '1') == '0':
@@ -714,7 +715,8 @@ def render(headline, doc, graph, headlineLevel):
 
     tag_list = []
     for tag in headline.shallow_tags:
-        tag_list.append(f'<span class="tag">{html.escape(tag)}</span>')
+        if tag.lower() not in SKIPPED_TAGS:
+            tag_list.append(f'<span class="tag">{html.escape(tag)}</span>')
     tags = f'<span class="tags">{"".join(tag_list)}</span>'
 
     display_state = 'expanded'