diff --git a/fragdenstaat_de/settings/base.py b/fragdenstaat_de/settings/base.py
index 8bf1fba10..b95aebc11 100644
--- a/fragdenstaat_de/settings/base.py
+++ b/fragdenstaat_de/settings/base.py
@@ -302,6 +302,20 @@ def three_days_ago_but_not_sundays(date):
         "sandbox",
         "style",
     )
+
+    # WARNING: We are monkey patching to not sanitize CSS
+    # The used html5lib CSS Sanitizer is deprecated, outdated
+    def _monkey_patch_css_sanitizer():
+        # Do not sanitize CSS
+        def sanitize_css(self, style):
+            return style
+
+        from djangocms_text_ckeditor.sanitizer import TextSanitizer
+
+        TextSanitizer.sanitize_css = sanitize_css
+
+    _monkey_patch_css_sanitizer()
+
     TEXT_ADDITIONAL_PROTOCOLS = ("bank",)
 
     CKEDITOR_SETTINGS = {