diff --git a/.github/workflows/zig-build.yaml b/.github/workflows/zig-build.yaml
index f3876b3..1e533da 100644
--- a/.github/workflows/zig-build.yaml
+++ b/.github/workflows/zig-build.yaml
@@ -14,6 +14,8 @@ jobs:
         with:
           version: 0.12.0
       - uses: elerch/zig-action-cache@v1.1.6
+      - name: Install dependencies
+        run: apt-get install --no-install-recommends -y libnotmuch-dev
       - name: Build project
         run: zig build --summary all
       - name: Run tests