diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 449cedc..9fb2794 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,9 +27,7 @@ jobs:
           - riscv64gc-unknown-linux-gnu
           - riscv64gc-unknown-none-elf
         cargo_flags:
-          - "--no-default-features"
-          - "--features=swi-clint"
-          - "--features=exti-plic,swi-clint"
+          - "--features=clint-backend,unsafe-assume-single-core"
         include:
           # Nightly is only for reference and allowed to fail
           - rust: nightly