diff --git a/doc/doxygen.conf b/doc/doxygen.conf
index 57d424ee6..625632a9e 100644
--- a/doc/doxygen.conf
+++ b/doc/doxygen.conf
@@ -2299,6 +2299,7 @@ EXPAND_AS_DEFINED      = ATTRIBUTE_ACCESSOR_DEFINE \
                          ATTRIBUTE_VALUE_IMPLEMENT_WITH_NAME \
                          NS_UNUSED_GLOBAL \
                          NS_DEPRECATED \
+                         NS_DEPRECATED_3_47 \
                          NS_DEPRECATED_3_46 \
                          NS_DEPRECATED_3_45 \
                          NS_DEPRECATED_3_44 \