diff --git a/src/main/java/org/mskcc/smile/service/impl/CmoLabelGeneratorServiceImpl.java b/src/main/java/org/mskcc/smile/service/impl/CmoLabelGeneratorServiceImpl.java
index 78030d1..205e49f 100644
--- a/src/main/java/org/mskcc/smile/service/impl/CmoLabelGeneratorServiceImpl.java
+++ b/src/main/java/org/mskcc/smile/service/impl/CmoLabelGeneratorServiceImpl.java
@@ -104,8 +104,8 @@ private static Map<CmoSampleClass, String> initCmoSampleClassAbbrevMap() {
         map.put(CmoSampleClass.RECURRENCE, "T");
         map.put(CmoSampleClass.METASTASIS, "T");
         map.put(CmoSampleClass.NORMAL, "N");
-        map.put(CmoSampleClass.ADJACENT_NORMAL, "A");
-        map.put(CmoSampleClass.ADJACENT_TISSUE, "T");
+        map.put(CmoSampleClass.ADJACENT_NORMAL, "N");
+        map.put(CmoSampleClass.ADJACENT_TISSUE, "A");
         return map;
     }