diff --git a/MdeModulePkg/MdeModulePkg.ci.yaml b/MdeModulePkg/MdeModulePkg.ci.yaml
index 0fc8c36338..1a7e955185 100644
--- a/MdeModulePkg/MdeModulePkg.ci.yaml
+++ b/MdeModulePkg/MdeModulePkg.ci.yaml
@@ -2,6 +2,7 @@
 # CI configuration for MdeModulePkg
 #
 # Copyright (c) Microsoft Corporation
+# Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 ##
 {
@@ -9,6 +10,19 @@
     "LicenseCheck": {
         "IgnoreFiles": []
     },
+    "EccCheck": {
+        ## Exception sample looks like below:
+        ## "ExceptionList": [
+        ##     "<ErrorID>", "<KeyWord>"
+        ## ]
+        "ExceptionList": [
+        ],
+        ## Both file path and directory path are accepted.
+        "IgnoreFiles": [
+            "Library/BrotliCustomDecompressLib/brotli",
+            "Universal/RegularExpressionDxe/oniguruma"
+        ]
+    },
     ## options defined ci/Plugin/CompilerPlugin
     "CompilerPlugin": {
         "DscPath": "MdeModulePkg.dsc"