diff --git a/blocking.py b/blocking.py
index d3eefc4e4..4bce78539 100644
--- a/blocking.py
+++ b/blocking.py
@@ -1016,19 +1016,29 @@ def load_cw_lists(base_dir: str, verbose: bool) -> {}:
 
 
 def add_cw_from_lists(post_json_object: {}, cw_lists: {}, translate: {},
-                      lists_enabled: str) -> None:
+                      lists_enabled: str, system_language: str) -> None:
     """Adds content warnings by matching the post content
     against domains or keywords
     """
     if not lists_enabled:
         return
     if not post_json_object['object'].get('content'):
-        return
+        if not post_json_object['object'].get('contentMap'):
+            return
     cw_text = ''
     if post_json_object['object'].get('summary'):
         cw_text = post_json_object['object']['summary']
 
-    content = post_json_object['object']['content']
+    content = None
+    if post_json_object['object'].get('contentMap'):
+        if post_json_object['object']['contentMap'].get(system_language):
+            content = \
+                post_json_object['object']['contentMap'][system_language]
+    if not content:
+        if post_json_object['object'].get('content'):
+            content = post_json_object['object']['content']
+    if not content:
+        return
     for name, item in cw_lists.items():
         if name not in lists_enabled:
             continue
diff --git a/tests.py b/tests.py
index f8b3c768b..35d2cfaa6 100644
--- a/tests.py
+++ b/tests.py
@@ -6504,6 +6504,7 @@ def _test_word_similarity() -> None:
 def _test_add_cw_lists(base_dir: str) -> None:
     print('test_add_CW_from_lists')
     translate = {}
+    system_language = "en"
     cw_lists = load_cw_lists(base_dir, True)
     assert cw_lists
 
@@ -6514,7 +6515,8 @@ def _test_add_cw_lists(base_dir: str) -> None:
             "content": ""
         }
     }
-    add_cw_from_lists(post_json_object, cw_lists, translate, 'Murdoch press')
+    add_cw_from_lists(post_json_object, cw_lists, translate, 'Murdoch press',
+                      system_language)
     assert post_json_object['object']['sensitive'] is False
     assert post_json_object['object']['summary'] is None
 
@@ -6522,10 +6524,13 @@ def _test_add_cw_lists(base_dir: str) -> None:
         "object": {
             "sensitive": False,
             "summary": None,
-            "content": "Blah blah news.co.uk blah blah"
+            "contentMap": {
+                "en": "Blah blah news.co.uk blah blah"
+            }
         }
     }
-    add_cw_from_lists(post_json_object, cw_lists, translate, 'Murdoch press')
+    add_cw_from_lists(post_json_object, cw_lists, translate, 'Murdoch press',
+                      system_language)
     assert post_json_object['object']['sensitive'] is True
     assert post_json_object['object']['summary'] == "Murdoch Press"
 
@@ -6536,7 +6541,8 @@ def _test_add_cw_lists(base_dir: str) -> None:
             "content": "Blah blah news.co.uk blah blah"
         }
     }
-    add_cw_from_lists(post_json_object, cw_lists, translate, 'Murdoch press')
+    add_cw_from_lists(post_json_object, cw_lists, translate, 'Murdoch press',
+                      system_language)
     assert post_json_object['object']['sensitive'] is True
     assert post_json_object['object']['summary'] == \
         "Murdoch Press / Existing CW"
diff --git a/webapp_post.py b/webapp_post.py
index e4e5b1c1b..4e826686e 100644
--- a/webapp_post.py
+++ b/webapp_post.py
@@ -1936,7 +1936,8 @@ def individual_post_as_html(signing_priv_key_pem: str,
         container_class = 'container dm'
 
     # add any content warning from the cwlists directory
-    add_cw_from_lists(post_json_object, cw_lists, translate, lists_enabled)
+    add_cw_from_lists(post_json_object, cw_lists, translate, lists_enabled,
+                      system_language)
 
     post_is_sensitive = False
     if post_json_object['object'].get('sensitive'):