diff --git a/.github/workflows/elixir.yml b/.github/workflows/elixir.yml
index 8b30956..646bcdf 100644
--- a/.github/workflows/elixir.yml
+++ b/.github/workflows/elixir.yml
@@ -14,6 +14,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+    - name: System dependencies
+      run: |
+        sudo apt update
+        sudo apt install -y inotify-tools
     - name: Set up Elixir
       uses: erlef/setup-beam@988e02bfe678367a02564f65ca2e37726dc0268f
       with: