diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index cee4a3f..fcd39ad 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -50,12 +50,12 @@ jobs:
       - name: Install toolchain
         run: sudo apt-get install -qy liblzma-dev gcc make pkgconf musl-dev musl-tools rustup
       - name: install rust target
-        run: rustup toolchain install beta -t aarch64-unknown-linux-musl --no-self-update && rustup component add --toolchain beta rust-src
+        run: rustup default beta && rustup target add aarch64-unknown-linux-musl && rustup component add rust-src && rustup update
 
       - name: build example -- musl release
-        run: cd example && make clean && make TARGET=aarch64-unknown-linux-musl PROFILE=release MUSL=1 CARGO="rustup run beta cargo" CC=musl-gcc
+        run: cd example && make clean && make TARGET=aarch64-unknown-linux-musl PROFILE=release MUSL=1 CARGO="rustup run beta cargo"
       - name: build example -- musl debug
-        run: cd example && make clean && make TARGET=aarch64-unknown-linux-musl PROFILE=debug MUSL=1 CARGO="rustup run beta cargo" CC=musl-gcc
+        run: cd example && make clean && make TARGET=aarch64-unknown-linux-musl PROFILE=debug MUSL=1 CARGO="rustup run beta cargo"
 
   build-size-gnu-unstable:
     runs-on: ubuntu-latest