diff --git a/CHANGES.rst b/CHANGES.rst
index 8ce3beb3b..a0d0ee60a 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,12 +1,18 @@
 11.18.2 (unreleased)
 ====================
 
+JWST
+-----
+
+- Resolves CCD-1501 by adding a new reference file niriss_pastasoss.rmap. [#1061]
+
 Documentation
 -------------
 
 - Added info on using "--after-context" flag in the crds.sync command line help output. The web user guide (command line tools page) has been updated as well to include this information. [#1060]
 
 
+
 11.18.1 (2024-07-26)
 ====================
 
diff --git a/crds/jwst/specs/niriss_pastasoss.rmap b/crds/jwst/specs/niriss_pastasoss.rmap
new file mode 100644
index 000000000..6e5dcc0e6
--- /dev/null
+++ b/crds/jwst/specs/niriss_pastasoss.rmap
@@ -0,0 +1,17 @@
+header = {
+    'derived_from' : 'handmade spec 08-29-2024',
+    'file_ext' : '.asdf',
+    'filekind' : 'pastasoss',
+    'filetype' : 'PASTASOSS',
+    'instrument' : 'NIRISS',
+    'mapping' : 'REFERENCE',
+    'name' : 'niriss_pastasoss.rmap',
+    'observatory' : 'JWST',
+    'parkey' : (('META.INSTRUMENT.DETECTOR', 'META.INSTRUMENT.FILTER', 'META.INSTRUMENT.EXP_TYPE'), ('META.OBSERVATION.DATE', 'META.OBSERVATION.TIME')),
+    'sha1sum' : '34bcbcff310a9524f0c855c82f4c16b3568edff0',
+    'suffix' : 'pastasoss',
+    'text_descr' : 'NIRISS SOSS trace location reference file',
+}
+
+selector = Match({
+})
diff --git a/test/core/test_reftypes.py b/test/core/test_reftypes.py
index c5fd855a3..a988fb789 100644
--- a/test/core/test_reftypes.py
+++ b/test/core/test_reftypes.py
@@ -212,7 +212,7 @@ def test_reftypes_hst_get_filekinds(default_shared_state):
 def test_reftypes_jwst_get_filekinds(default_shared_state):
     types = reftypes.get_types_object("jwst")
     niriss_types = types.get_filekinds("niriss")
-    expected_types = ['abvegaoffset', 'all', 'amplifier', 'apcorr', 'area', 'dark', 'distortion', 'drizpars', 'extract1d', 'filteroffset', 'flat', 'gain', 'ipc', 'linearity', 'mask', 'nrm', 'pars-chargemigrationstep', 'pars-darkcurrentstep', 'pars-darkpipeline', 'pars-detector1pipeline', 'pars-image2pipeline', 'pars-jumpstep', 'pars-outlierdetectionstep', 'pars-rampfitstep', 'pars-resamplestep', 'pars-sourcecatalogstep', 'pars-spec2pipeline', 'pars-tweakregstep', 'pars-undersamplecorrectionstep', 'pars-whitelightstep', 'pathloss', 'persat', 'photom', 'readnoise', 'regions', 'saturation', 'speckernel', 'specprofile', 'spectrace', 'specwcs', 'superbias', 'throughput', 'trapdensity', 'trappars', 'wavelengthrange', 'wavemap', 'wcsregions', 'wfssbkg']
+    expected_types = ['abvegaoffset', 'all', 'amplifier', 'apcorr', 'area', 'dark', 'distortion', 'drizpars', 'extract1d', 'filteroffset', 'flat', 'gain', 'ipc', 'linearity', 'mask', 'nrm', 'pars-chargemigrationstep', 'pars-darkcurrentstep', 'pars-darkpipeline', 'pars-detector1pipeline', 'pars-image2pipeline', 'pars-jumpstep', 'pars-outlierdetectionstep', 'pars-rampfitstep', 'pars-resamplestep', 'pars-sourcecatalogstep', 'pars-spec2pipeline', 'pars-tweakregstep', 'pars-undersamplecorrectionstep', 'pars-whitelightstep', 'pastasoss', 'pathloss', 'persat', 'photom', 'readnoise', 'regions', 'saturation', 'speckernel', 'specprofile', 'spectrace', 'specwcs', 'superbias', 'throughput', 'trapdensity', 'trappars', 'wavelengthrange', 'wavemap', 'wcsregions', 'wfssbkg']
     assert sorted(niriss_types) == sorted(expected_types)