diff --git a/aicommits.ts b/aicommits.ts
index a3d6e95..3511b51 100644
--- a/aicommits.ts
+++ b/aicommits.ts
@@ -28,7 +28,7 @@ export async function main() {
   }
 
   const diff = execSync(
-    "git diff --cached ':!package-lock.json' ':!yarn.lock'",
+    "git diff --cached . ':(exclude)package-lock.json' ':(exclude)yarn.lock'",
     {
       encoding: "utf8",
     }
@@ -83,7 +83,7 @@ export async function main() {
 
 async function generateCommitMessage(prompt: string) {
   const payload = {
-    model: "text-curie-001",
+    model: "text-davinci-003",
     prompt,
     temperature: 0.7,
     top_p: 1,
diff --git a/package.json b/package.json
index 63bfe4d..5b5e25e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "aicommits",
-  "version": "0.2.8",
+  "version": "0.3.0",
   "description": "Writes your git commit messages for you with AI",
   "main": "bin/index.js",
   "bin": {