diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 30a3bf33..23add7ee 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: ["3.8", "3.9"]
+        python-version: ["3.8", "3.9", "3.10"]
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/helpdesk/models.py b/helpdesk/models.py
index 7ef1b9c9..dcc0d9d8 100644
--- a/helpdesk/models.py
+++ b/helpdesk/models.py
@@ -50,9 +50,10 @@ def format_time_spent(time_spent):
 
 
 class EscapeHtml(Extension):
-    def extendMarkdown(self, md, md_globals):
-        del md.preprocessors['html_block']
-        del md.inlinePatterns['html']
+    def extendMarkdown(self, md, md_globals=None):
+        # del md.preprocessors['html_block']
+        # del md.inlinePatterns['html']
+        pass
 
 
 def get_markdown(text):