diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 99508a46a..f238e692d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -23,7 +23,7 @@ permissions:
   contents: read
 
 env:
-  PRIMUS_TURBO_COMMIT: 9b5d3092efcbc087657b233d8e9ae662cee6ec6b # fix: megakernel nondeterministic and accuracy issues in gfx950. (#429)
+  PRIMUS_TURBO_COMMIT: 2f622de6a29ab711925e8fe6bcc763be76ac2699 # fix: loss NaN issue (Primus-Turbo bump); fix: fixed flydsl version (#446)
   PRIMUS_TURBO_AITER_COMMIT: 0f3c58e6edb6754940bcf9fd5f09ccb6f389f52e # AITER v0.1.14.post1 (tag commit) — required by Primus-Turbo main aiter_utils.py
   #ROCSHMEM_COMMIT: 17ff985c026f9f97f85068647e863ab541dd5645 # Update version to 3.2.0 for 7.2.0 rocm release (#351) (#355)
   UCCL_COMMIT: 5afb4117893c58cc0c8557d9286336141a301053 # [EP]: fix fp8 error of internode_ll on amd gfx950 arch. (#710)