diff --git a/topple/topple.py b/topple/topple.py
index 88a2bd0..9bcbe18 100644
--- a/topple/topple.py
+++ b/topple/topple.py
@@ -7,6 +7,8 @@ import sys
 
 import pycommand
 
+__version__ = '0.1.0'
+
 
 def get_setting_specs(module):
     sys.path.insert(0, os.getcwd())
@@ -16,8 +18,8 @@ def get_setting_specs(module):
 def write_settings(specs, out, values=None):
     values = values or {}
 
-    print('# {file} file generated by topple'
-          .format(file=specs.OUTPUT_FILE), file=out)
+    print('# {file} file generated by topple v{version}'
+          .format(file=specs.OUTPUT_FILE, version=__version__), file=out)
 
     for key, spec in specs.SETTINGS:
         value = values.get(key, spec[1])