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diff --git a/node_modules/grunt-legacy-util/node_modules/lodash/toSafeInteger.js b/node_modules/grunt-legacy-util/node_modules/lodash/toSafeInteger.js
new file mode 100644
index 000000000..6350b76e9
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+++ b/node_modules/grunt-legacy-util/node_modules/lodash/toSafeInteger.js
@@ -0,0 +1,34 @@
+var baseClamp = require('./_baseClamp'),
+    toInteger = require('./toInteger');
+
+/** Used as references for various `Number` constants. */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * Converts `value` to a safe integer. A safe integer can be compared and
+ * represented correctly.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to convert.
+ * @returns {number} Returns the converted integer.
+ * @example
+ *
+ * _.toSafeInteger(3);
+ * // => 3
+ *
+ * _.toSafeInteger(Number.MIN_VALUE);
+ * // => 0
+ *
+ * _.toSafeInteger(Infinity);
+ * // => 9007199254740991
+ *
+ * _.toSafeInteger('3');
+ * // => 3
+ */
+function toSafeInteger(value) {
+  return baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER);
+}
+
+module.exports = toSafeInteger;