diff --git a/.arclint b/.arclint
new file mode 100644
index 00000000..f552e6a7
--- /dev/null
+++ b/.arclint
@@ -0,0 +1,10 @@
+{
+    "linters": {
+        "hgnits": {
+            "include": "(\\.*$)",
+            "script-and-regex.regex": "/^(?P<filename>.*): (?P<line>.*): (?P<message>.*)$/m",
+            "script-and-regex.script": "sh -c 'hg nits \"$0\" 2>&1 || true'",
+            "type": "script-and-regex"
+        }
+    }
+}
diff --git a/exception_lists/copyright b/exception_lists/copyright
index 420afb17..37902499 100644
--- a/exception_lists/copyright
+++ b/exception_lists/copyright
@@ -20,11 +20,12 @@
 #
 
 #
-# Copyright (c) 2009, 2019, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2009, 2020, Oracle and/or its affiliates. All rights reserved.
 #
 
 syntax: glob
 
+.arclint
 src/man/*.txt
 src/pkg/external_deps.txt
 src/tests/baseline.txt