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-rw-r--r--apioforum/mdrender.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/apioforum/mdrender.py b/apioforum/mdrender.py
index db08637..886000c 100644
--- a/apioforum/mdrender.py
+++ b/apioforum/mdrender.py
@@ -40,7 +40,7 @@ class IFrameCSS:
class IFrameSandboxFilter(Filter):
def sanitize_token(self, token):
if token["type"] != "StartTag":
- return
+ return token
if token["name"] == "iframe":
token["data"][(None, "sandbox")] = \
"allow-forms " + \