diff --git a/.github/workflows/pnnx.yml b/.github/workflows/pnnx.yml
index cd0fe46f609c..fb37a652f769 100644
--- a/.github/workflows/pnnx.yml
+++ b/.github/workflows/pnnx.yml
@@ -221,7 +221,7 @@ jobs:
         strip src/pnnx
 
     - name: upload-pnnx
-      uses: actions/upload-artifact@v5
+      uses: actions/upload-artifact@v6
       with:
         name: pnnx
         path: tools/pnnx/build/src/pnnx