diff --git a/coronagraph/__init__.py b/coronagraph/__init__.py
index d504c29..2ebe0a4 100644
--- a/coronagraph/__init__.py
+++ b/coronagraph/__init__.py
@@ -5,7 +5,7 @@
                 absolute_import as _, unicode_literals as _)
 
 # Version number
-__version__ = "0.1"
+__version__ = "1.0"
 
 # Was coronagraph imported from setup.py?
 try: