diff --git a/share/functions/__fish_print_hostnames.fish b/share/functions/__fish_print_hostnames.fish
index 855ff5d9d..aabbf0f65 100644
--- a/share/functions/__fish_print_hostnames.fish
+++ b/share/functions/__fish_print_hostnames.fish
@@ -62,6 +62,10 @@ function __fish_print_hostnames -d "Print a list of known hostnames"
                 end
             end
 
+            # Skip unusable paths.
+            test -d "$relative_path" -a -x "$relative_path"
+            or return
+
             builtin cd $relative_path
             set -l new_paths
             for path in $paths