diff --git a/crds/jwst/specs/combined_specs.json b/crds/jwst/specs/combined_specs.json
index 395abc6fa..f5ed19862 100644
--- a/crds/jwst/specs/combined_specs.json
+++ b/crds/jwst/specs/combined_specs.json
@@ -1075,11 +1075,13 @@
             "name":"miri_emicorr.rmap",
             "observatory":"JWST",
             "parkey":[
+                [],
                 [
-                    "META.SUBARRAY.NAME"
+                    "META.OBSERVATION.DATE",
+                    "META.OBSERVATION.TIME"
                 ]
             ],
-            "sha1sum":"98cb4731023619cfc91c7e06a05cff53d96dafc5",
+            "sha1sum":"859b40143a0f05dc18e4b44606adf55550e2bc41",
             "suffix":"emircorr",
             "text_descr":"EMI correction",
             "tpn":"miri_emircorr.tpn",
diff --git a/crds/jwst/specs/miri_emicorr.rmap b/crds/jwst/specs/miri_emicorr.rmap
index d2774a301..27d64fef9 100644
--- a/crds/jwst/specs/miri_emicorr.rmap
+++ b/crds/jwst/specs/miri_emicorr.rmap
@@ -7,8 +7,8 @@ header = {
     'mapping' : 'REFERENCE',
     'name' : 'miri_emicorr.rmap',
     'observatory' : 'JWST',
-    'parkey' : (('META.SUBARRAY.NAME',), ('META.OBSERVATION.DATE', 'META.OBSERVATION.TIME')),
-    'sha1sum' : '9732bc9b7b0de8bfbe696fa330c2c329a732caa3',
+    'parkey' : ((), ('META.OBSERVATION.DATE', 'META.OBSERVATION.TIME')),
+    'sha1sum' : '859b40143a0f05dc18e4b44606adf55550e2bc41',
     'suffix' : 'emircorr',
     'text_descr' : 'EMI correction',
 }