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-rw-r--r--src/blocks.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/blocks.c b/src/blocks.c
index e4d5bf7..aae81c3 100644
--- a/src/blocks.c
+++ b/src/blocks.c
@@ -897,7 +897,7 @@ static void open_new_blocks(cmark_parser *parser, cmark_node **container,
parser->first_nonspace + 1);
(*container)->as.code.fenced = true;
(*container)->as.code.fence_char = peek_at(input, parser->first_nonspace);
- (*container)->as.code.fence_length = matched;
+ (*container)->as.code.fence_length = (matched > 255) ? 255 : matched;
(*container)->as.code.fence_offset =
(int8_t)(parser->first_nonspace - parser->offset);
(*container)->as.code.info = cmark_chunk_literal("");