diff --git a/.bashrc b/.bashrc
index a7fffb2..05fa866 100644
--- a/.bashrc
+++ b/.bashrc
@@ -144,3 +144,8 @@ dotfiles()
     rm -f "$HOME/.git-prompt.sh"
     wget -q -O "$HOME/.git-prompt.sh" https://raw.githubusercontent.com/git/git/master/contrib/completion/git-prompt.sh
 }
+
+fontsize()
+{
+    printf '\33]50;%s\007' "xft:LiberationMono:size=$1"
+}