diff --git a/unidock/src/lib/ad4cache.cpp b/unidock/src/lib/ad4cache.cpp
index 7ecaf78..3dd1c2e 100644
--- a/unidock/src/lib/ad4cache.cpp
+++ b/unidock/src/lib/ad4cache.cpp
@@ -135,6 +135,14 @@ std::string get_adtype_str(sz& t) {
             return "At";
         case AD_TYPE_W:
             return "W";
+        case AD_TYPE_OXA:
+            return "OXA";
+        case AD_TYPE_NXA:
+            return "NXA";
+        case AD_TYPE_OXD:
+            return "OXD";
+        case AD_TYPE_NXD:
+            return "NXD";
         default:
             VINA_CHECK(false);
     }