diff --git a/jwst/resample/resample.py b/jwst/resample/resample.py
index cffa46a8b1..681592f3aa 100644
--- a/jwst/resample/resample.py
+++ b/jwst/resample/resample.py
@@ -73,7 +73,7 @@ def __init__(self, input_models, output=None, single=False, blendheaders=True,
         if output is not None and '.fits' not in str(output):
             self.output_dir = output
             self.output_filename = None
-        self.output_suffix = 'i2d'
+        self.intermediate_suffix = 'outlier_i2d'
 
         self.pscale_ratio = pscale_ratio
         self.single = single
@@ -287,11 +287,11 @@ def resample_many_to_many(self, input_models):
             if self.asn_id is not None:
                 output_model.meta.filename = (
                     f'{output_root}_{self.asn_id}_'
-                    f'outlier_{self.output_suffix}{output_type}')
+                    f'{self.intermediate_suffix}{output_type}')
             else:
                 output_model.meta.filename = (
                     f'{output_root}_'
-                    f'outlier_{self.output_suffix}{output_type}')
+                    f'{self.intermediate_suffix}{output_type}')
 
             # Initialize the output with the wcs
             driz = gwcs_drizzle.GWCSDrizzle(output_model, pixfrac=self.pixfrac,
diff --git a/jwst/resample/resample_spec.py b/jwst/resample/resample_spec.py
index 47701a44da..e75d1c898d 100644
--- a/jwst/resample/resample_spec.py
+++ b/jwst/resample/resample_spec.py
@@ -66,7 +66,7 @@ def __init__(self, input_models, output=None, single=False, blendheaders=False,
         if output is not None and '.fits' not in str(output):
             self.output_dir = output
             self.output_filename = None
-        self.output_suffix = 's2d'
+        self.intermediate_suffix = 'outlier_s2d'
 
         self.pscale_ratio = pscale_ratio
         self.single = single