diff --git a/lib/roken/resolve.h b/lib/roken/resolve.h
index c21739ba4..c4347d89b 100644
--- a/lib/roken/resolve.h
+++ b/lib/roken/resolve.h
@@ -50,6 +50,9 @@
 #ifndef T_KEY
 #define T_KEY		25
 #endif
+#ifndef T_AAAA
+#define T_AAAA		28
+#endif
 #ifndef T_SRV
 #define T_SRV		33
 #endif