diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8bf6a88..8b96de1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,3 +24,6 @@ jobs:
 
       - name: Check code
         run: cargo check --target ${{ matrix.target }}
+
+      - name: Check rt feature
+        run: cargo check --target ${{ matrix.target }} --features rt
diff --git a/Cargo.toml b/Cargo.toml
index 8771848..158fc8f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,3 +21,6 @@ embedded-dma = "0.1.2"
 [dependencies.embedded-hal]
 version = "0.2.3"
 features = ["unproven"]
+
+[features]
+rt = ["gd32vf103-pac/rt"]