diff --git a/semver/__init__.py b/semver/__init__.py
index 4caf0c8..ba19e4f 100644
--- a/semver/__init__.py
+++ b/semver/__init__.py
@@ -104,7 +104,7 @@ def main():
     try:
         SemVer().run()
     except Exception as e:
-        print e.message
+        print(e.message)
 
 if __name__ == '__main__':
     try: main()