diff --git a/Basic-info.md b/Basic-info.md
deleted file mode 100644
index 7ec9a4b..0000000
--- a/Basic-info.md
+++ /dev/null
@@ -1 +0,0 @@
-aa
\ No newline at end of file
diff --git a/_Sidebar.md b/_Sidebar.md
index 0676b5d..3638a8d 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -6,5 +6,5 @@
 * [Official downloads](Official-downloads.md)
 * Development builds
    * [Linux](Linux-downloads.md)
-   * [Mac OS X](Mac-os-x-downloads.md)
-   * [Windows](Windows-downloads.md)
\ No newline at end of file
+   * [Mac OS X](Mac-OS-X-development-builds.md)
+   * [Windows](Windows-development-builds.md)
\ No newline at end of file