diff --git a/aliases b/aliases
index 1407b41..fa68e3e 100644
--- a/aliases
+++ b/aliases
@@ -54,11 +54,12 @@ alias -s jar="java -jar"
 alias g=git
 alias gcl="git clone --recursive"
 alias gco="git checkout"
+alias gcom="git checkout master"
 alias ga="git add"
 alias gaa="ga -A"
 alias gc="git commit"
 alias gcm="gc -m"
-alias gcam="gc -a"
+alias gcam="gcm -a"
 alias gst="git status"
 
 alias gm="git merge"
@@ -76,6 +77,8 @@ alias gds="git diff --staged"
 alias glg="git log --stat --color"
 alias glog="git log --oneline --decorate --color --graph"
 
+alias grst="git reset"
+alias gundo="git reset @~1"
 alias gclean="git clean"
 alias gbr="git branch"
 alias gr="git remote"