diff --git a/narps_open/core/interfaces/confounds.py b/narps_open/core/interfaces/confounds.py
index 30fcd977..fa45ee37 100644
--- a/narps_open/core/interfaces/confounds.py
+++ b/narps_open/core/interfaces/confounds.py
@@ -48,7 +48,7 @@ def _run_interface(self, runtime):
         """ Run the DVARS computation and identify corrupted points """
 
         # Compute DVARS
-         = DVARS_Calc(self.inputs.in_file)
+        dvars = DVARS_Calc(self.inputs.in_file)
 
         # Identify corrupted points
         #%   find(Stat.pvals<0.05./(T-1) & Stat.DeltapDvar>5) %print corrupted DVARS data-points