diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f4a6f2c..ac345b6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,6 +23,8 @@ jobs:
           - "3.1"
           - "3.2"
           - "ruby-head"
+    steps:
+      - run: apt-get install libmagickwand-dev
     steps:
       - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1