diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8cb365a8..6cea3efb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -76,6 +76,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Install system dependencies
+        run: sudo apt-get install -y zlib1g-dev
+
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
         with: