diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8fba4c5d..639e4a2d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,6 +16,7 @@ jobs:
       - name: Build
         shell: bash
         run: |
+          brew install graphviz
           make
           mkdir alphasql_darwin_x86_64
           mv ./bazel-bin/alphasql/alphadag /usr/local/bin/