diff --git a/package.json b/package.json
index b48a71c..80b7797 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "schedule-later",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "types": "dist/Scheduler.d.ts",
   "main": "dist/Scheduler.js",
   "author": "Nightness",
diff --git a/src/Scheduler.test.ts b/src/Scheduler.test.ts
index 7e90078..c7551c9 100644
--- a/src/Scheduler.test.ts
+++ b/src/Scheduler.test.ts
@@ -35,6 +35,19 @@ describe('setTimeout Tests', () => {
     jest.advanceTimersByTime(TimeInMS.SECOND)
     expect(fn).not.toBeCalled()
   })
+
+  test('startTimeout, should still call the function if stop function is called and canceled', () => {
+    const fn = jest.fn()
+    const stop = startTimeout(fn, { ms: TimeInMS.SECOND })
+
+    expect(fn).not.toBeCalled()
+    const stopCancel = stop({
+      ms: TimeInMS.SECOND * 5,
+    })!
+    jest.advanceTimersByTime(TimeInMS.SECOND)
+    stopCancel()
+    expect(fn).toBeCalled()
+  })
 })
 
 describe('setInterval Tests', () => {
diff --git a/src/Scheduler.ts b/src/Scheduler.ts
index a1d0322..54a51d5 100644
--- a/src/Scheduler.ts
+++ b/src/Scheduler.ts
@@ -22,7 +22,7 @@ export type TimeUntil = {
   ms?: number
 }
 
-export type StopCancelFunction = (stopRunning: boolean) => void
+export type StopCancelFunction = (stopRunning?: boolean) => void
 
 export type StopFunction = (stopTime?: TimeUntil) => StopCancelFunction | null
 
@@ -84,29 +84,25 @@ export function startTimeout(
     if (timeout) clearTimeout(timeout)
   }
 
-  // stop() function to stop the interval and timeout
-  // stop(stopInMS) will stop the interval and timeout in stopInMS milliseconds
-  // stop(stopHour, stopMinute) will stop the interval and timeout at the next stopHour:stopMinute
+  /**
+   * Stops a timeout
+   * @param {TimeUntil} stopTime - optional
+   * @return {StopCancelFunction}
+   */
   const stop = (stopTime?: TimeUntil): StopCancelFunction | null => {
-    if (stopTime === undefined) {
+    if (!stopTime) {
       stopNow()
       return null
     }
 
-    if ((stopTime as any) instanceof Date) {
-      // @ts-ignore - TS doesn't know this is allowed
-      const timeFromNow = stopTime - new Date()
-      const stopTimeout = setTimeout(stopNow, timeFromNow)
-      // stopRunning is a boolean that will either cancel the stop (false), or stop the interval now (true)
-      return (stopRunning: boolean = false) => {
-        clearTimeout(stopTimeout)
-        if (stopRunning) stopNow()
-      }
-    }
-
     const stopTimeout = setTimeout(stopNow, timeUntil(stopTime))
-    // stopRunning is a boolean that will either cancel the stop (false), or stop the interval now (true)
-    return (stopRunning: boolean = false) => {
+
+    /**
+     * Cancels a delayed stop
+     * @param {boolean} stopRunning - optional
+     * @return void
+     */
+    return (stopRunning?: boolean) => {
       clearTimeout(stopTimeout)
       if (stopRunning) stopNow()
     }
@@ -120,7 +116,7 @@ export function startTimeout(
  * Start an interval
  * @param {Function} intervalFunc
  * @param {number} intervalMS
- * @param {TimeUntil} start
+ * @param {TimeUntil} start - optional
  * @return {StopFunction}
  */
 export function startInterval(
@@ -146,29 +142,25 @@ export function startInterval(
     if (interval) clearInterval(interval)
   }
 
-  // stop() function to stop the interval and timeout
-  // stop(stopInMS) will stop the interval and timeout in stopInMS milliseconds
-  // stop(stopHour, stopMinute) will stop the interval and timeout at the next stopHour:stopMinute
+  /**
+   * Stops an interval
+   * @param {TimeUntil} stopTime - optional
+   * @return {StopCancelFunction}
+   */
   const stop = (stopTime?: TimeUntil): StopCancelFunction | null => {
     if (stopTime === undefined) {
       stopNow()
       return null
     }
 
-    if ((stopTime as any) instanceof Date) {
-      // @ts-ignore - TS doesn't know this is allowed
-      const timeFromNow = stopTime - new Date()
-      const stopTimeout = setTimeout(stopNow, timeFromNow)
-      // stopRunning is a boolean that will either cancel the stop (false), or stop the interval now (true)
-      return (stopRunning: boolean = false) => {
-        clearTimeout(stopTimeout)
-        if (stopRunning) stopNow()
-      }
-    }
-
     const stopTimeout = setTimeout(stopNow, timeUntil(stopTime))
-    // stopRunning is a boolean that will either cancel the stop (false), or stop the interval now (true)
-    return (stopRunning: boolean = false) => {
+
+    /**
+     * Cancels a delayed stop
+     * @param {boolean} stopRunning - optional
+     * @return void
+     */
+    return (stopRunning?: boolean) => {
       clearTimeout(stopTimeout)
       if (stopRunning) stopNow()
     }