diff --git a/dotfiles/lib/shellenv/functions.sh b/dotfiles/lib/shellenv/functions.sh
index 660e2acc..ef1cdc5a 100644
--- a/dotfiles/lib/shellenv/functions.sh
+++ b/dotfiles/lib/shellenv/functions.sh
@@ -441,5 +441,5 @@ function in_git_directory {
 }
 
 function which_readlink {
-    readlink -f $(which $1)
+    readlink -f "$(which $1)"
 }