diff --git a/src/index.ts b/src/index.ts
index 59e6635..ad63ce8 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -31,7 +31,7 @@ async function main() {
       version: { type: "boolean", short: "v" },
       "git-message": { type: "boolean", short: "g" },
       review: { type: "boolean", short: "r" },
-      file: { type: "string", short: "f" },
+      file: { type: "string", short: "f", multiple: true },
       stdin: { type: "boolean", short: "i" },
     },
     strict: true,
@@ -46,7 +46,7 @@ async function main() {
   const editConfig = args.config;
   const generateGitMessage = args["git-message"];
   const generateReview = args.review;
-  const inputFile = args.file;
+  const inputFiles = args.file;
   const stdinContent = args.stdin;
 
   if (showVersion) {
@@ -82,15 +82,18 @@ async function main() {
   const input = positionals.join(" ").trim();
   let stdinText = "";
   if (stdinContent) stdinText = await consumers.text(process.stdin);
-  let fileText = "";
-  if (inputFile)
-    fileText = fileFence(inputFile, await fs.readFile(inputFile, "utf8"));
+  const files = [];
+  for (const file of inputFiles ?? [])
+    files.push(fileFence(file, await fs.readFile(file, "utf8")));
 
-  let prompt = base(input, [fileText, contextFence(stdinText)]);
+  let prompt = base(input, [
+    ...files,
+    stdinText ? contextFence(stdinText) : "",
+  ]);
   if (generateGitMessage) {
-    prompt = commitDiff(stdinText, [fileText]);
+    prompt = commitDiff(stdinText, [...files]);
   } else if (generateReview) {
-    prompt = review([fileText, stdinText ? diffFence(stdinText) : "", input]);
+    prompt = review([...files, stdinText ? diffFence(stdinText) : "", input]);
   }
 
   if (!prompt) throw new Error("No prompt given.");