diff --git a/app/utils/bleach_allowlist.py b/app/utils/bleach_allowlist.py
index 7456a55..7468380 100644
--- a/app/utils/bleach_allowlist.py
+++ b/app/utils/bleach_allowlist.py
@@ -8,7 +8,7 @@ markdown_tags = [
     "img",
     "a",
     "sub", "sup",
-    "table", "tbody", "tr", "th", "td",
+    "table", "thead", "tbody", "tr", "th", "td",
     "form", "fieldset", "input", "textarea",
     "label", "progress"
 ]
@@ -17,7 +17,7 @@ markdown_attrs = {
     "*": ["id", "class"],
     "img": ["src", "alt", "title"],
     "a": ["href", "alt", "title"],
-    "form": ["action", "method"],
+    "form": ["action", "method", "enctype"],
     "input": ["id", "name", "type", "value"],
     "label": ["for"],
     "progress": ["value", "min", "max"],