diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c76178..0ed8e28 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,10 @@ Please join and contribute:
 * relax_column_count: rename INCONSISTENT_RECORD_LENGTH to RECORD_INCONSISTENT_FIELDS_LENGTH (easy)
 * relax_column_count: rename RECORD_DONT_MATCH_COLUMNS_LENGTH to RECORD_INCONSISTENT_COLUMNS (easy)
 
+## Trunk
+
+* package: mocha inside package declaration
+
 ## Version 4.14.0
 
 * on_record: expose info.error when relax_column_count is activated
diff --git a/package.json b/package.json
index a4b1814..c09652d 100644
--- a/package.json
+++ b/package.json
@@ -71,6 +71,18 @@
   ],
   "optionalDependencies": {},
   "main": "./lib",
+  "mocha": {
+    "throw-deprecation": true,
+    "require": [
+      "should",
+      "coffeescript/register",
+      "ts-node/register"
+    ],
+    "inline-diffs": true,
+    "timeout": 40000,
+    "reporter": "spec",
+    "recursive": true
+  },
   "scripts": {
     "preversion": "grep '## Trunk' CHANGELOG.md && npm test && cp lib/*.ts lib/es5 && git add lib/es5/*.ts",
     "version": "version=`grep '^  \"version\": ' package.json | sed 's/.*\"\\([0-9\\.]*\\)\".*/\\1/'` && sed -i \"s/## Trunk/## Version $version/\" CHANGELOG.md && git add CHANGELOG.md",
diff --git a/test/mocha.opts b/test/mocha.opts
deleted file mode 100644
index ae59bed..0000000
--- a/test/mocha.opts
+++ /dev/null
@@ -1,7 +0,0 @@
---throw-deprecation
---require should
---require coffeescript/register
---require ts-node/register
---timeout 40000
---reporter spec
---recursive