diff --git a/api-errors.json b/api-errors.json
index 4c7f4ac..0095b32 100644
--- a/api-errors.json
+++ b/api-errors.json
@@ -186,7 +186,11 @@
     "40048": {
         "short_message": "Invalid Label",
         "long_message": "The supplied labels does not match the required format"
-    },
+    },    
+    "40049": {
+        "short_message": "Invalid Value For Expiration Days",
+        "long_message": "Must be an integer within the allowed range, representing the number of days an agreement will remain in the system before it expires"
+    }, 
     "40052": {
         "short_message": "Malformed Header",
         "long_message": "One or more headers are malformed"