diff --git a/frontend/src/components/video/ClipRangeSlider.tsx b/frontend/src/components/video/ClipRangeSlider.tsx
index ae80bfa..c8622e0 100644
--- a/frontend/src/components/video/ClipRangeSlider.tsx
+++ b/frontend/src/components/video/ClipRangeSlider.tsx
@@ -33,7 +33,7 @@ export default function ClipRangeSlider({videoRef,
         setMetadata((prevState: VideoMetadata) => ({
             ...prevState,
             startPoint: val[0],
-            endPoint: val[1]
+            duration: val[1] - val[0]
         }
         ))
         previousRangeSliderInput.current = val;
@@ -42,7 +42,7 @@ export default function ClipRangeSlider({videoRef,
     return (
         <RangeSlider
             min={0}
-            max={videoMetadata.endPoint}
+            max={videoMetadata.duration}
             step={0.1}
             onInput={handleRangeSliderInput}
             className={clsx(className)}
diff --git a/frontend/src/components/video/PlaybackSlider.tsx b/frontend/src/components/video/PlaybackSlider.tsx
index f5f7f88..8f94aca 100644
--- a/frontend/src/components/video/PlaybackSlider.tsx
+++ b/frontend/src/components/video/PlaybackSlider.tsx
@@ -15,6 +15,7 @@ export default function PlaybackSlider({videoRef,
                                            sliderValue,
                                            setSliderValue,
                                            className}: Props) {
+
     const updateVideo = (e: React.ChangeEvent<HTMLInputElement>) => {
         if (!videoRef) return;
 
@@ -41,7 +42,7 @@ export default function PlaybackSlider({videoRef,
         <input
             type={"range"}
             min={0}
-            max={videoMetadata.endPoint}
+            max={videoMetadata.duration}
             value={sliderValue}
             onChange={updateVideo}
             step={0.1}
diff --git a/frontend/src/components/video/Playbar.tsx b/frontend/src/components/video/Playbar.tsx
index 2dd68d6..5698c69 100644
--- a/frontend/src/components/video/Playbar.tsx
+++ b/frontend/src/components/video/Playbar.tsx
@@ -81,11 +81,11 @@ export default function Playbar({ video, videoMetadata, className }: Props) {
             >
                 {isPlaying ? <Pause size={24} /> : <Play size={24} />}
             </button>
-            {videoMetadata.endPoint &&
-                <label>
-                    {formatTime(video?.currentTime ?? 0)} / {formatTime(videoMetadata.endPoint)}
-                </label>
-            }
+
+            <label>
+                {formatTime(video?.currentTime ?? 0)} / {formatTime(videoMetadata.duration ?? 0)}
+            </label>
+
         </div>
     );
 }
\ No newline at end of file
diff --git a/frontend/src/pages/ClipEdit.tsx b/frontend/src/pages/ClipEdit.tsx
index 992bebe..f9b3fad 100644
--- a/frontend/src/pages/ClipEdit.tsx
+++ b/frontend/src/pages/ClipEdit.tsx
@@ -21,7 +21,7 @@ const ClipEdit = () => {
         title: "",
         description: "",
         startPoint: 0,
-        endPoint: 5,
+        duration: 5,
         width: 1280,
         height: 720,
         fps: 30,
diff --git a/frontend/src/utils/types.ts b/frontend/src/utils/types.ts
index 9607b69..287a561 100644
--- a/frontend/src/utils/types.ts
+++ b/frontend/src/utils/types.ts
@@ -2,7 +2,7 @@ type VideoMetadata = {
     title: string,
     description: string,
     startPoint: number,
-    endPoint: number,
+    duration: number,
     fps: number,
     width: number,
     height: number,
diff --git a/src/main/java/com/ddf/vodsystem/services/EditService.java b/src/main/java/com/ddf/vodsystem/services/EditService.java
index 82ecf34..90b5481 100644
--- a/src/main/java/com/ddf/vodsystem/services/EditService.java
+++ b/src/main/java/com/ddf/vodsystem/services/EditService.java
@@ -37,7 +37,7 @@ public class EditService {
 
     private void validateClipConfig(ClipOptions clipOptions) {
         Float start = clipOptions.getStartPoint();
-        Float end = clipOptions.getDuration();
+        Float duration = clipOptions.getDuration();
         Float fileSize = clipOptions.getFileSize();
         Integer width = clipOptions.getWidth();
         Integer height = clipOptions.getHeight();
@@ -47,12 +47,8 @@ public class EditService {
             throw new IllegalArgumentException("Start point cannot be negative");
         }
 
-        if (end != null && end < 0) {
-            throw new IllegalArgumentException("End point cannot be negative");
-        }
-
-        if (start != null && end != null && end <= start) {
-            throw new IllegalArgumentException("End point must be greater than start point");
+        if (duration != null && duration < 0) {
+            throw new IllegalArgumentException("Duration cannot be negative");
         }
 
         if (fileSize != null && fileSize < 100) {