diff --git a/apps/early_announce/Makefile b/apps/early_announce/Makefile
index 3249aacd..3854142a 100644
--- a/apps/early_announce/Makefile
+++ b/apps/early_announce/Makefile
@@ -3,5 +3,20 @@ plug_in_name = early_announce
 module_ldflags =
 module_cflags  = 
 
+# Uncomment last two lines if you want to keep audio in MySQL database.
+# You must also install MySQL++ development files and libraries
+# (http://www.tangentsoft.net/mysql++/).  If your MySQL++ version is older
+# than 2.2, you must insert
+#
+#	const std::string & raw_string(int i) const
+#	{
+#		return data_[i];
+#	}
+#
+# in /usr/include/mysql++/row.h.
+#
+#module_ldflags = -lmysqlpp
+#module_cflags  = -DUSE_MYSQL -I/usr/include/mysql++ -I/usr/include/mysql
+
 COREPATH ?=../../core
 include $(COREPATH)/plug-in/Makefile.app_module