diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 9af573ed..eef2b308 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -30,10 +30,6 @@ jobs:
 
       - uses: r-lib/actions/setup-pandoc@v2
 
-      - name: system dependencies
-        if: runner.os == 'Linux'
-        run: sudo apt-get install -y libmbedtls-dev
-
       - uses: r-lib/actions/setup-r@v2
         with:
           r-version: ${{ matrix.config.r }}