diff --git a/autoload/build.vim b/autoload/build.vim
new file mode 100644
index 0000000..b7d7c8c
--- /dev/null
+++ b/autoload/build.vim
@@ -0,0 +1,6 @@
+function! build#dir(dir) abort
+  let l:cwd = getcwd()
+  let $BUILD_DIR = l:cwd.'/'.a:dir
+  let g:ycm_clangd_args = ['--compile-commands-dir='.$BUILD_DIR]
+  YcmRestartServer
+endfunction
diff --git a/plugin/commands.vim b/plugin/commands.vim
index 8d423ba..2fc7fd2 100644
--- a/plugin/commands.vim
+++ b/plugin/commands.vim
@@ -29,3 +29,6 @@ command! -nargs=+ -complete=file Debug call do#debug(<f-args>)
 
 " Find all TODO items in the current file and populate the location list
 command! TodoFile lvimgrep /todo/ %
+
+" Change build directory
+command! -nargs=1 -complete=dir BuildDir call build#dir(<f-args>)