diff --git a/nipype/interfaces/spm/tests/test_auto_ApplyInverseDeformation.py b/nipype/interfaces/spm/tests/test_auto_ApplyInverseDeformation.py
index c652bd7e12..5ebc80e804 100644
--- a/nipype/interfaces/spm/tests/test_auto_ApplyInverseDeformation.py
+++ b/nipype/interfaces/spm/tests/test_auto_ApplyInverseDeformation.py
@@ -18,11 +18,11 @@ def test_ApplyInverseDeformation_inputs():
             xor=["deformation"],
         ),
         in_files=dict(
-            field="fnames",
+            field="out{1}.pull.fnames",
             mandatory=True,
         ),
         interpolation=dict(
-            field="interp",
+            field="out{1}.pull.interp",
         ),
         matlab_cmd=dict(),
         mfile=dict(
diff --git a/nipype/interfaces/spm/utils.py b/nipype/interfaces/spm/utils.py
index 543a0d3024..0b18e34a79 100644
--- a/nipype/interfaces/spm/utils.py
+++ b/nipype/interfaces/spm/utils.py
@@ -262,12 +262,13 @@ class ApplyInverseDeformationInput(SPMCommandInputSpec):
     in_files = InputMultiPath(
         File(exists=True),
         mandatory=True,
-        field="fnames",
+        field="out{1}.pull.fnames",
         desc="Files on which deformation is applied",
     )
     target = File(
         exists=True, field="comp{1}.inv.space", desc="File defining target space"
     )
+
     deformation = File(
         exists=True,
         field="comp{1}.inv.comp{1}.sn2def.matname",
@@ -281,7 +282,10 @@ class ApplyInverseDeformationInput(SPMCommandInputSpec):
         xor=["deformation"],
     )
     interpolation = traits.Range(
-        low=0, high=7, field="interp", desc="degree of b-spline used for interpolation"
+        low=0,
+        high=7,
+        field="out{1}.pull.interp",
+        desc="degree of b-spline used for interpolation",
     )
 
     bounding_box = traits.List(
@@ -328,9 +332,11 @@ class ApplyInverseDeformation(SPMCommand):
     def _format_arg(self, opt, spec, val):
         """Convert input to appropriate format for spm"""
         if opt == "in_files":
-            return scans_for_fnames(ensure_list(val))
+            return np.array([simplify_list(val)], dtype=object)
+            # return scans_for_fnames(ensure_list(val))
         if opt == "target":
-            return scans_for_fname(ensure_list(val))
+            return np.array([simplify_list(val)], dtype=object)
+            # return scans_for_fname(ensure_list(val))
         if opt == "deformation":
             return np.array([simplify_list(val)], dtype=object)
         if opt == "deformation_field":