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diff --git a/date-fns/src/subSeconds/index.ts b/date-fns/src/subSeconds/index.ts
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+++ b/date-fns/src/subSeconds/index.ts
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+import toInteger from '../_lib/toInteger/index'
+import addSeconds from '../addSeconds/index'
+import requiredArgs from '../_lib/requiredArgs/index'
+
+/**
+ * @name subSeconds
+ * @category Second Helpers
+ * @summary Subtract the specified number of seconds from the given date.
+ *
+ * @description
+ * Subtract the specified number of seconds from the given date.
+ *
+ * ### v2.0.0 breaking changes:
+ *
+ * - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
+ *
+ * @param {Date|Number} date - the date to be changed
+ * @param {Number} amount - the amount of seconds to be subtracted. Positive decimals will be rounded using `Math.floor`, decimals less than zero will be rounded using `Math.ceil`.
+ * @returns {Date} the new date with the seconds subtracted
+ * @throws {TypeError} 2 arguments required
+ *
+ * @example
+ * // Subtract 30 seconds from 10 July 2014 12:45:00:
+ * const result = subSeconds(new Date(2014, 6, 10, 12, 45, 0), 30)
+ * //=> Thu Jul 10 2014 12:44:30
+ */
+export default function subSeconds(dirtyDate: Date | number, dirtyAmount: number): Date {
+  requiredArgs(2, arguments)
+
+  const amount = toInteger(dirtyAmount)
+  return addSeconds(dirtyDate, -amount)
+}