bashrc: fix pacman/yay alias coloring option

.bashrc

@@ -41,7 +41,8 @@ alias gdb='gdb -q'
 alias tree='tree -C --dirsfirst'
 alias less='less -R'
 
-alias pacman='pacman --color auto'
+alias pacman='pacman --color=auto'
+alias yay='yay --color=auto'
 
 alias gs='git status'
 alias gap='git add --patch'