diff --git a/dotfiles/.zshrc b/dotfiles/.zshrc
index 59fb571e7..99c67735b 100644
--- a/dotfiles/.zshrc
+++ b/dotfiles/.zshrc
@@ -135,6 +135,10 @@ export SSH_KEY_PATH="~/.ssh/id_rsa"
 alias f='find / 2>/dev/null'
 alias t='top'
 alias vb='virtualbox'
+alias vm='VBoxManage'
+alias vmls='VBoxManage list vms'
+alias vmclo='VBoxManage clonevm'     ## <UUID> --name "Ubuntu 18.04 C"
+alias vmreg='VBoxManage registervm"  ## ~/VirtualBox\ VMs/Ubuntu\ 18.04\ C/Ubuntu\ 18.04\ C.vbox
 alias grep='grep --color=auto'
 alias gck='git checkout'
 alias sublime='/Applications/Sublime.app/Contents/MacOS/Sublime'
diff --git a/themes/agnoster.zsh-theme b/themes/agnoster.zsh-theme
old mode 100644
new mode 100755
index 141ff659e..ea56c3326
--- a/themes/agnoster.zsh-theme
+++ b/themes/agnoster.zsh-theme
@@ -86,7 +86,7 @@ prompt_end() {
 }
 
 ### for geting more git status details
-source /Users/gshirazi/src/oh-my-zsh/plugins/zsh-git-prompt/zshrc.sh
+source $ZSH/plugins/zsh-git-prompt/zshrc.sh
 
 ### Prompt components
 # Each component will draw itself, and hide itself if no information needs to be shown