diff --git a/pubspec.lock b/pubspec.lock
index 588aca13..6bcef11e 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -277,10 +277,10 @@ packages:
     dependency: "direct dev"
     description:
       name: build_runner
-      sha256: "10c6bcdbf9d049a0b666702cf1cee4ddfdc38f02a19d35ae392863b47519848b"
+      sha256: "3ac61a79bfb6f6cc11f693591063a7f19a7af628dc52f141743edac5c16e8c22"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.6"
+    version: "2.4.9"
   build_runner_core:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 298631d2..274076ce 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -131,7 +131,7 @@ dependencies:
   lrc: ^1.0.2
 
 dev_dependencies:
-  build_runner: ^2.3.2
+  build_runner: ^2.4.9
   envied_generator: ^0.3.0+3
   flutter_distributor: ^0.0.2
   flutter_gen_runner: ^5.1.0+1