diff --git a/escpos/cli.py b/escpos/cli.py
index fa6b7f0..ebd2f9b 100755
--- a/escpos/cli.py
+++ b/escpos/cli.py
@@ -20,10 +20,8 @@ config_dirs = [
 ]
 
 for environ in ('HOME', 'XDG_CONFIG_HOME'):
-    try:
+    if environ in os.environ:
         config_dirs.append(os.environ[environ])
-    except (KeyError):
-        pass
 
 config_files = [os.path.join(x, y) for x, y in list(itertools.product(config_dirs, config_filenames))]