diff --git a/setup.py b/setup.py
index 44229fa64d4cd..cf9d036f1b1ff 100755
--- a/setup.py
+++ b/setup.py
@@ -189,11 +189,11 @@ def build_extensions(self):
 ]
 
 MAJOR = 0
-MINOR = 12
+MINOR = 13
 MICRO = 0
-ISRELEASED = False
+ISRELEASED = True
 VERSION = '%d.%d.%d' % (MAJOR, MINOR, MICRO)
-QUALIFIER = ''
+QUALIFIER = 'rc1'
 
 FULLVERSION = VERSION
 if not ISRELEASED: