diff --git a/src/features/ecommerce/EcommercePage.tsx b/src/features/ecommerce/EcommercePage.tsx
index f7963a5..f98ea91 100644
--- a/src/features/ecommerce/EcommercePage.tsx
+++ b/src/features/ecommerce/EcommercePage.tsx
@@ -572,7 +572,7 @@ const maxCloneSetTotal = 16;
 const maxCloneProductImages = 7;
 const maxCloneReferenceImages = 20;
 const cloneVideoDurationMin = 5;
-const cloneVideoDurationMax = 15;
+const cloneVideoDurationMax = 45;
 const cloneLatestSettingStorageKey = "omniai.clone-ai.latest-setting";
 const cloneVideoQualityOptions: Array<{ key: CloneVideoQualityKey; label: string; desc: string }> = [
   { key: "standard", label: "标准", desc: "快速出片" },
diff --git a/src/features/ecommerce/panels/EcommerceClonePanel.tsx b/src/features/ecommerce/panels/EcommerceClonePanel.tsx
index 57f83fe..a8cc1fe 100644
--- a/src/features/ecommerce/panels/EcommerceClonePanel.tsx
+++ b/src/features/ecommerce/panels/EcommerceClonePanel.tsx
@@ -666,15 +666,16 @@ export default function EcommerceClonePanel({
                   type="range"
                   min={cloneVideoDurationMin}
                   max={cloneVideoDurationMax}
-                  step={1}
+                  step={5}
                   value={cloneVideoDuration}
                   onChange={(event) => setCloneVideoDuration(clampCloneVideoDuration(Number(event.target.value)))}
                   aria-label="短视频时长"
                 />
                 <div className="clone-ai-duration-scale" aria-hidden="true">
                   <span>5秒</span>
-                  <span>10秒</span>
                   <span>15秒</span>
+                  <span>30秒</span>
+                  <span>45秒</span>
                 </div>
               </div>
             </div>