diff --git a/src/index.tsx b/src/index.tsx
index 378b0b5..4f0fbca 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -1688,7 +1688,7 @@ export type GetHlsInitUploadLinkMutation = {
 
 export type SetSegmentDurationMutationVariables = Exact<{
   videoId: Scalars["Int"]["input"];
-  segmentId: Scalars["Int"]["input"];
+  segmentIndex: Scalars["Int"]["input"];
   duration: Scalars["Float"]["input"];
 }>;
 
@@ -3519,12 +3519,12 @@ export type GetHlsInitUploadLinkMutationOptions = Apollo.BaseMutationOptions<
 export const SetSegmentDurationDocument = gql`
   mutation SetSegmentDuration(
     $videoId: Int!
-    $segmentId: Int!
+    $segmentIndex: Int!
     $duration: Float!
   ) {
     setSegmentDuration(
       videoId: $videoId
-      segmentId: $segmentId
+      segmentIndex: $segmentIndex
       duration: $duration
     )
   }
@@ -3548,7 +3548,7 @@ export type SetSegmentDurationMutationFn = Apollo.MutationFunction<
  * const [setSegmentDurationMutation, { data, loading, error }] = useSetSegmentDurationMutation({
  *   variables: {
  *      videoId: // value for 'videoId'
- *      segmentId: // value for 'segmentId'
+ *      segmentIndex: // value for 'segmentIndex'
  *      duration: // value for 'duration'
  *   },
  * });
diff --git a/src/operations/video_upload.gql b/src/operations/video_upload.gql
index 1946ed5..d18d278 100644
--- a/src/operations/video_upload.gql
+++ b/src/operations/video_upload.gql
@@ -26,12 +26,12 @@ mutation GetHlsInitUploadLink($videoId: Int!) {
 
 mutation SetSegmentDuration(
   $videoId: Int!
-  $segmentId: Int!
+  $segmentIndex: Int!
   $duration: Float!
 ) {
   setSegmentDuration(
     videoId: $videoId
-    segmentId: $segmentId
+    segmentIndex: $segmentIndex
     duration: $duration
   )
 }