diff --git a/ln.sh b/ln.sh
index 4c6a18a..bbe8993 100755
--- a/ln.sh
+++ b/ln.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-ln -s $PWD/.zshrc ~/.zshrc
-ln -s $PWD/.screenrc ~/.screenrc
-ln -s $PWD/.emacs ~/.emacs
-ln -s $PWD/.gitconfig ~/.gitconfig
+ln -sf $PWD/.zshrc ~/.zshrc
+ln -sf $PWD/.screenrc ~/.screenrc
+ln -sf $PWD/.emacs ~/.emacs
+ln -sf $PWD/.gitconfig ~/.gitconfig