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-rw-r--r--libqpdf/qpdf/QPDF_Dictionary.hh2
1 files changed, 1 insertions, 1 deletions
diff --git a/libqpdf/qpdf/QPDF_Dictionary.hh b/libqpdf/qpdf/QPDF_Dictionary.hh
index 8626d59b..42ee6cf9 100644
--- a/libqpdf/qpdf/QPDF_Dictionary.hh
+++ b/libqpdf/qpdf/QPDF_Dictionary.hh
@@ -28,7 +28,7 @@ class QPDF_Dictionary: public QPDFObject
std::map<std::string, QPDFObjectHandle> const& getAsMap() const;
// Replace value of key, adding it if it does not exist
- void replaceKey(std::string const& key, QPDFObjectHandle);
+ void replaceKey(std::string const& key, QPDFObjectHandle const&);
// Remove key, doing nothing if key does not exist
void removeKey(std::string const& key);
// If object is null, remove key; otherwise, replace key