diff --git a/fsl/version.py b/fsl/version.py
index 3c7fd1891a28f4be901d99ef0a298db81b20f9fd..bea6d6adc683100345c31f329a23b7fd7f203c5d 100644
--- a/fsl/version.py
+++ b/fsl/version.py
@@ -41,7 +41,7 @@ import            re
 import            string
 
 
-__version__ = '1.6.6'
+__version__ = '1.6.7'
 """Current version number, as a string. """