fix

Author: tshepang

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - name: Install ${{ matrix.rust }}
-      run: rustup update ${{ matrix.toolchain }} && rustup default ${{ matrix.toolchain }}
+      run: rustup update ${{ matrix.rust }} && rustup default ${{ matrix.rust }}
     - run: cargo build
   security-audit:
     runs-on: ubuntu-latest