diff --git a/schemas/lib/imma1/imma1.json b/schemas/lib/imma1/imma1.json
index 795203dfcdc95c7f49271b31030bfba758caf467..a28c3385b66c8fb30f702703911b8cd11efafaad 100644
--- a/schemas/lib/imma1/imma1.json
+++ b/schemas/lib/imma1/imma1.json
@@ -1,8 +1,6 @@
 {
     "header": {
-        "format": "fixed_width",
-        "parsing_order": [{"s": ["core"]},{"o": ["c1","c5","c6","c7","c8","c9","c95","c96","c97","c98","c99"]}],
-        "date_parser": {"section": "core","elements": ["YR","MO",  "DY"],"format": ["%Y","%m","%d"]}
+        "parsing_order": [{"s": ["core"]},{"o": ["c1","c5","c6","c7","c8","c9","c95","c96","c97","c98","c99"]}]
     },
     "sections": {
         "core": {