Update README

caiyunapp · Dec 5, 2023 · c00df8f · c00df8f
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diff --git a/README.md b/README.md
@@ -53,6 +53,8 @@ func main() {
 go install github.com/ringsaturn/azuretts/cmd/azuretts
 ```
 
+NOTE: Please setup environment variables `SPEECH_KEY` and `SPEECH_REGION` before running the CLI.
+
 ```console
 azuretts --help
 Usage of ./azuretts: