diff --git a/.yarnrc.yml b/.yarnrc.yml
index 3186f3f07..94f5c254e 100644
--- a/.yarnrc.yml
+++ b/.yarnrc.yml
@@ -1 +1,2 @@
 nodeLinker: node-modules
+enableScripts: false
diff --git a/build/runner/src/yarn.rs b/build/runner/src/yarn.rs
index 9e1bd5b58..7724ed04a 100644
--- a/build/runner/src/yarn.rs
+++ b/build/runner/src/yarn.rs
@@ -28,7 +28,11 @@ pub fn setup_yarn(args: YarnArgs) {
                 .arg("--ignore-scripts"),
         );
     } else {
-        run_command(Command::new(&args.yarn_bin).arg("install"));
+        run_command(
+            Command::new(&args.yarn_bin)
+                .arg("install")
+                .arg("--immutable"),
+        );
     }
 
     std::fs::write(args.stamp, b"").unwrap();