diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3b1176a813..d808601806 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -152,6 +152,8 @@ jobs:
         run: rustup toolchain install nightly-2023-09-06
       - name: generate doc
         uses: actions-rs/cargo@v1
+        env:
+          RUSTDOCFLAGS: -Dwarnings
         with:
           toolchain: nightly-2023-09-06
           command: rustdoc