1 files changed, 1 insertions, 1 deletions
diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Emacs frontend for weather web service [wttr.in].
 Set a default cities list for completion:
 
 ```elisp
-(setq wttrin-default-cities ("Taipei" "Tainan"))
+(setq wttrin-default-cities '("Taipei" "Tainan"))
 ```
 
 Then run `M-x wttrin` to get the information.