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-rw-r--r--pdf-simple-sign.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/pdf-simple-sign.cpp b/pdf-simple-sign.cpp
index 9366daa..1755dc9 100644
--- a/pdf-simple-sign.cpp
+++ b/pdf-simple-sign.cpp
@@ -256,7 +256,7 @@ struct pdf_lexer {
static std::string pdf_serialize(const pdf_object& o) {
switch (o.type) {
case pdf_object::NL: return "\n";
- case pdf_object::NIL: return "nil";
+ case pdf_object::NIL: return "null";
case pdf_object::BOOL: return o.number ? "true" : "false";
case pdf_object::NUMERIC:
{