diff --git a/build.rs b/build.rs
index 860ebae77..5ed40b001 100644
--- a/build.rs
+++ b/build.rs
@@ -77,6 +77,17 @@ fn install_oboe() {
 }
 
 fn gen_flutter_rust_bridge() {
+    // Get dependent of flutter
+    println!("cargo:rerun-if-changed=flutter/pubspec.lock");
+    println!("cargo:rerun-if-changed=flutter/pubspec.yaml");
+    if !std::path::Path::new("./flutter/.packages").exists(){
+        std::process::Command::new("flutter")
+        .args(["pub", "get"])
+        .current_dir("./flutter")
+        .output()
+        .expect("failed to execute flutter pub get");
+    };
+    
     let llvm_path = match std::env::var("LLVM_HOME") {
         Ok(path) => Some(vec![path]),
         Err(_) => None,