diff --git a/help/_posts/1970-01-01-aosp.md b/help/_posts/1970-01-01-AOSP.md
similarity index 99%
rename from help/_posts/1970-01-01-aosp.md
rename to help/_posts/1970-01-01-AOSP.md
index cbda24f..8e05ff4 100644
--- a/help/_posts/1970-01-01-aosp.md
+++ b/help/_posts/1970-01-01-AOSP.md
@@ -2,7 +2,6 @@
 layout: help
 category: help
 mirrorid: AOSP
-permalink: /help/AOSP/
 ---
 
 ## Android 镜像使用帮助
diff --git a/help/_posts/1970-01-01-chromiumos.md b/help/_posts/1970-01-01-chromiumos.md
index fdf5b66..92bf848 100644
--- a/help/_posts/1970-01-01-chromiumos.md
+++ b/help/_posts/1970-01-01-chromiumos.md
@@ -2,7 +2,6 @@
 layout: help
 category: help
 mirrorid: chromiumos
-permalink: /help/chromiumos/
 ---
 
 ## Chromium OS 镜像使用帮助
diff --git a/help/_posts/1970-01-01-lineage-rom.md b/help/_posts/1970-01-01-lineage-rom.md
index 75bd69d..bdbe0cd 100644
--- a/help/_posts/1970-01-01-lineage-rom.md
+++ b/help/_posts/1970-01-01-lineage-rom.md
@@ -2,7 +2,6 @@
 layout: help
 category: help
 mirrorid: lineage-rom
-permalink: /help/lineage-rom/
 ---
 
 ## Lineage 介绍
diff --git a/help/_posts/1970-01-01-lineageos.md b/help/_posts/1970-01-01-lineageOS.md
similarity index 98%
rename from help/_posts/1970-01-01-lineageos.md
rename to help/_posts/1970-01-01-lineageOS.md
index 4d37975..7d9b858 100644
--- a/help/_posts/1970-01-01-lineageos.md
+++ b/help/_posts/1970-01-01-lineageOS.md
@@ -2,7 +2,6 @@
 layout: help
 category: help
 mirrorid: lineageOS
-permalink: /help/lineageOS/
 ---
 
 ## lineageOS 源代码镜像使用帮助
diff --git a/help/_posts/2019-02-27-flutter.md b/help/_posts/2019-02-27-flutter.md
index 4bbcbc6..96e514e 100644
--- a/help/_posts/2019-02-27-flutter.md
+++ b/help/_posts/2019-02-27-flutter.md
@@ -1,7 +1,7 @@
 ---
 category: help
 layout: help
-mirrorid: flutter 
+mirrorid: flutter
 ---
 
 # Flutter 镜像安装帮助