diff --git a/python/mappy.pyx b/python/mappy.pyx
index 618fbb8..e504463 100644
--- a/python/mappy.pyx
+++ b/python/mappy.pyx
@@ -3,6 +3,8 @@ from libc.stdlib cimport free
 cimport cmappy
 import sys
 
+__version__ = '2.10'
+
 cmappy.mm_reset_timer()
 
 cdef class Alignment: