diff --git a/.github/workflows/heroku.yml b/.github/workflows/heroku.yml
new file mode 100644
index 0000000..b234097
--- /dev/null
+++ b/.github/workflows/heroku.yml
@@ -0,0 +1,17 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: akhileshns/heroku-deploy@v3.12.12 # This is the action
+        with:
+          heroku_api_key: ${{secrets.HEROKU_API_KEY}}
+          heroku_app_name: "group-summarizer-linebot" #Must be unique in Heroku
+          heroku_email: "evanslin@gmail.com"
\ No newline at end of file
diff --git a/main.go b/main.go
index 3d661bd..355ef20 100644
--- a/main.go
+++ b/main.go
@@ -67,7 +67,7 @@ func callbackHandler(w http.ResponseWriter, r *http.Request) {
 				if strings.Contains(message.Text, "gpt:") {
 					ctx := context.Background()
 					req := gpt3.CompletionRequest{
-						Model:     gpt3.GPT3TextDavinci001,
+						Model:     gpt3.GPT3TextDavinci003,
 						MaxTokens: 300,
 						Prompt:    message.Text,
 					}
@@ -78,7 +78,6 @@ func callbackHandler(w http.ResponseWriter, r *http.Request) {
 					} else {
 						reply = resp.Choices[0].Text
 					}
-
 				}
 				// message.ID: Msg unique ID
 				// message.Text: Msg text