diff --git a/.gitignore b/.gitignore
index 398aa70..6ab5fef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,9 +8,6 @@ __pycache__/
 .DS_Store
 Thumbs.db
 assets/
-# 构建产物忽略；firmware/ 下预编译包需要入库
 *.elf
-.pio/**/*.bin
-!.pio/
-!firmware/
+# 构建目录里的 bin 不入库；firmware/ 预编译包要入库
 !firmware/**/*.bin