diff --git a/3rdparty/vendor_sources.lock.yaml b/3rdparty/vendor_sources.lock.yaml
index e19632edea75..18640486388d 100644
--- a/3rdparty/vendor_sources.lock.yaml
+++ b/3rdparty/vendor_sources.lock.yaml
@@ -13,8 +13,8 @@ vendors:
     patch_digest: sha256:bc9b96a69873e0ddfcba66ab899c666cf52766976f24d850048d2a0bf8d967ff
     digest: sha256-tree-v1:d2d382335ccb68b55078523e63835c28b699607227afb81308cb7bb1d85845ac
   flashinfer-prims-ts:
-    url: https://github.com/yunruis/flashinfer.git
-    branch: trtllm-prims-ts-dev-20261023
+    url: https://github.com/yuxianq/flashinfer.git
+    branch: trtllm-prims-ts-dev-20261012
     commit: aa709061230a58858375c513056e7733fa74294a
     source: flashinfer/attention/prims_ts
     destination: tensorrt_llm/_torch/attention/backends/prims_ts