diff --git a/nipype/interfaces/camino/tests/test_auto_ComputeEigensystem.py b/nipype/interfaces/camino/tests/test_auto_ComputeEigensystem.py
index ff2229fff6..29810ba137 100644
--- a/nipype/interfaces/camino/tests/test_auto_ComputeEigensystem.py
+++ b/nipype/interfaces/camino/tests/test_auto_ComputeEigensystem.py
@@ -11,13 +11,15 @@ def test_ComputeEigensystem_inputs():
     ),
     inputmodel=dict(argstr='-inputmodel %s',
     ),
-    outputdatatype=dict(argstr='-outputdatatype %s',
+    outputdatatype=dict(usedefault=True,
+    argstr='-outputdatatype %s',
     ),
     args=dict(argstr='%s',
     ),
-    inputdatatype=dict(argstr='-inputdatatype %s',
+    inputdatatype=dict(usedefault=True,
+    argstr='-inputdatatype %s',
     ),
-    maxcomponents=dict(argstr='-maxcomponents %s',
+    maxcomponents=dict(argstr='-maxcomponents %d',
     ),
     environ=dict(nohash=True,
     usedefault=True,