diff --git a/.github/workflows/rustdoc.yml b/.github/workflows/rustdoc.yml
index 3216823..a02769e 100644
--- a/.github/workflows/rustdoc.yml
+++ b/.github/workflows/rustdoc.yml
@@ -22,6 +22,8 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+      - name: Get protoc
+        run: sudo apt install protobuf-compiler
       - name: Build docs
         run: cd ./api/rust && cargo doc
       - name: Create index.html