diff --git a/src/codes_tagset.py b/src/codes_tagset.py
index 8a7b584..c407fe6 100644
--- a/src/codes_tagset.py
+++ b/src/codes_tagset.py
@@ -69,6 +69,9 @@ CODES = {
     "typo": "t",
     "program": "p",
     "web": "w",
+    "emo": "e",
+    "hashtag": "h",
+    "at": "a"
 }
 
 TAGSET = {
diff --git a/src/msd_translate.py b/src/msd_translate.py
index 18faa7a..24ab90b 100644
--- a/src/msd_translate.py
+++ b/src/msd_translate.py
@@ -1908,4 +1908,7 @@ MSD_TRANSLATE = {
     "Nt": "Xt",
     "Np": "Xp",
     "Nw": "Xw",
+    "Ne": "Ne",
+    "Nh": "Nh",
+    "Na": "Na",
     "U": "N"}