diff --git a/.eslintrc b/.eslintrc
index 1fc98be..d8824e9 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -16,8 +16,8 @@
 		"no-proto": 0,
 		"no-sparse-arrays": 1,
 		"no-underscore-dangle": 0,
-        "no-invalid-this": 0,
-        "object-curly-newline": 0,
+		"no-invalid-this": 0,
+		"object-curly-newline": 0,
 		"sort-keys": 0,
 	},
 
@@ -26,7 +26,7 @@
 			"files": "examples/**",
 			"rules": {
 				"no-console": 0,
-                "no-plusplus": 0,
+				"no-plusplus": 0,
 			},
 		},
 	],
diff --git a/index.js b/index.js
index 032d0c5..07bfc52 100644
--- a/index.js
+++ b/index.js
@@ -55,8 +55,8 @@ function copy(src) {
 			dst = {};
 		} else {
 			var proto = (src.constructor && src.constructor.prototype)
-                || src.__proto__
-                || {};
+				|| src.__proto__
+				|| {};
 			var T = function T() {}; // eslint-disable-line func-style, func-name-matching
 			T.prototype = proto;
 			dst = new T();