diff --git a/.github/workflows/workspace.yml b/.github/workflows/workspace.yml
index 04dbc856..4a0871a8 100644
--- a/.github/workflows/workspace.yml
+++ b/.github/workflows/workspace.yml
@@ -21,6 +21,10 @@ jobs:
       with:
         toolchain: nightly-2024-06-11
         components: clippy,rust-src
+    - name: `std` feature
+      run: cargo clippy --features std
+    - name: `custom` feature
+      run: cargo clippy -Zbuild-std=core --target riscv32i-unknown-none-elf --features custom
     - name: iOS (apple-other.rs)
       run: cargo clippy -Zbuild-std=core --target x86_64-apple-ios
     - name: ESP-IDF (espidf.rs)