diff --git a/docs/doxygen.conf.in b/docs/doxygen.conf.in
index 7b79b1e..82e9e3e 100644
--- a/docs/doxygen.conf.in
+++ b/docs/doxygen.conf.in
@@ -1928,7 +1928,16 @@
 # recursively expanded use the := operator instead of the = operator.
 # This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
 
-PREDEFINED             =
+PREDEFINED             = DOXYGEN \
+                         NFD_LOG_INIT \
+                         BOOST_CONCEPT_ASSERT \
+                         PUBLIC_WITH_TESTS_ELSE_PROTECTED=protected \
+                         PUBLIC_WITH_TESTS_ELSE_PRIVATE=private \
+                         PROTECTED_WITH_TESTS_ELSE_PRIVATE=private \
+                         VIRTUAL_WITH_TESTS \
+                         DECL_OVERRIDE=override \
+                         NDN_CXX_KEYCHAIN_REGISTER_PIB \
+                         NDN_CXX_KEYCHAIN_REGISTER_TPM
 
 # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then this
 # tag can be used to specify a list of macro names that should be expanded. The