diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index a7df894..07dad49 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -15,6 +15,12 @@ jobs:
       - name: Setup R
         uses: r-lib/actions/setup-r@v2
 
+      - name: Install system dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libcurl4-openssl-dev libssl-dev libxml2-dev
+        shell: bash
+
       - name: Set CRAN mirror and install renv
         run: |
           options(repos = c(CRAN = "https://cloud.r-project.org"))