diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 65c0e78a..e8d7d4c6 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -51,4 +51,6 @@ jobs:
       - name: Linux musl Build
         run: cross build --verbose --target x86_64-unknown-linux-musl
       - name: Run tests
-        run: RUST_TEST_THREADS=1 cargo test --verbose
\ No newline at end of file
+        env:
+          RUST_TEST_THREADS: 1
+        run: cargo test --verbose
\ No newline at end of file