diff --git a/const.py b/const.py
index 92b921c..1da03cb 100755
--- a/const.py
+++ b/const.py
@@ -54,6 +54,7 @@ DMR     = b'DMR'
 DMRD    = b'DMRD'
 DMRE    = b'DMRE'
 DMRF    = b'DMRF'
+EOBP    = b'EOBP'
 MSTCL   = b'MSTCL'
 MSTNAK  = b'MSTNAK'
 MSTPONG = b'MSTPONG'