diff --git a/niworkflows/anat/skullstrip.py b/niworkflows/anat/skullstrip.py
index 6a7c5a09dc0..bc289b23f32 100644
--- a/niworkflows/anat/skullstrip.py
+++ b/niworkflows/anat/skullstrip.py
@@ -28,7 +28,8 @@ def afni_wf(name='AFNISkullStripWorkflow', unifize=False, n4_nthreads=1):
         fields=['bias_corrected', 'out_file', 'out_mask', 'bias_image']), name='outputnode')
 
     inu_n4 = pe.Node(
-        ants.N4BiasFieldCorrection(dimension=3, save_bias=True, num_threads=n4_nthreads),
+        ants.N4BiasFieldCorrection(dimension=3, save_bias=True, num_threads=n4_nthreads,
+                                   copy_header=True),
         n_procs=n4_nthreads,
         name='inu_n4')
 
diff --git a/requirements.txt b/requirements.txt
index 8d44821fffa..d84184e9725 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
--e git+https://github.com/nipy/nipype.git@c13f967506aa426c63ad4131cf29b655f742649c#egg=nipype
+-e git+https://github.com/nipy/nipype.git@603f424a379767abffa055283b799d69b840a58d#egg=nipype