diff --git a/fsl/wrappers/fast.py b/fsl/wrappers/fast.py
index c51c9f245ad153018d1a76a81dd2d743f3b437c5..9686b4043127e510af2d7d1d66d71bac19dc9801 100644
--- a/fsl/wrappers/fast.py
+++ b/fsl/wrappers/fast.py
@@ -50,7 +50,7 @@ def fast(imgs, out='fast', **kwargs):
         'n_classes' : 'class',
     }
 
-    cmd  = ['fast', '-v', '--out=%s' % out]
+    cmd  = ['fast', '--out=%s' % out]
     cmd += wutils.applyArgStyle('--=',
                                 valmap=valmap,
                                 argmap=argmap,