diff --git a/body/index.ts b/body/index.ts
index 1eca5b6dc..00e8cbaa2 100644
--- a/body/index.ts
+++ b/body/index.ts
@@ -23,15 +23,15 @@ export function getBodySync(
   callback: StreamReadCallback,
 ) {
   const decoder = new TextDecoder(opts.encoding);
-  var buffer = "";
-  var complete = false;
-  var sync = true;
+  let buffer = "";
+  let complete = false;
+  let sync = true;
 
   if (typeof stream.readable !== "undefined" && !stream.readable) {
     done(new Error("stream is not readable"));
   }
 
-  var received = 0;
+  let received = 0;
 
   const limit = opts.limit || 0;
   const length = opts.expectedLength || null;
diff --git a/body/test/body.test.ts b/body/test/body.test.ts
index 1389c086f..1f7ac5d29 100644
--- a/body/test/body.test.ts
+++ b/body/test/body.test.ts
@@ -8,7 +8,7 @@ import { AddressInfo } from "net";
 
 describe("reads the body from the readable stream", () => {
   test("should read normal body streams", (done) => {
-    var server = http.createServer((req, res) => {
+    let server = http.createServer((req, res) => {
       getBodySync(
         req,
         { encoding: "utf-8", limit: 1024 },
@@ -27,8 +27,8 @@ describe("reads the body from the readable stream", () => {
     });
 
     server.listen(function onListen() {
-      var addr = server.address() as AddressInfo;
-      var client = http.request({ method: "POST", port: addr.port });
+      let addr = server.address() as AddressInfo;
+      let client = http.request({ method: "POST", port: addr.port });
 
       client.end("hello, world!");
 
@@ -48,7 +48,7 @@ describe("reads the body from the readable stream", () => {
   });
 
   test("should error if the body exceeds the length limit", (done) => {
-    var server = http.createServer((req, res) => {
+    let server = http.createServer((req, res) => {
       getBodySync(
         req,
         { encoding: "utf-8", limit: 4 },
@@ -68,8 +68,8 @@ describe("reads the body from the readable stream", () => {
     });
 
     server.listen(function onListen() {
-      var addr = server.address() as AddressInfo;
-      var client = http.request({ method: "POST", port: addr.port });
+      let addr = server.address() as AddressInfo;
+      let client = http.request({ method: "POST", port: addr.port });
 
       client.end("i am a string");
 
@@ -90,7 +90,7 @@ describe("reads the body from the readable stream", () => {
   });
 
   test("should error if it isnt the exact length specified", (done) => {
-    var server = http.createServer((req, res) => {
+    let server = http.createServer((req, res) => {
       getBodySync(
         req,
         { encoding: "utf-8", limit: 1024, expectedLength: 4 },
@@ -112,8 +112,8 @@ describe("reads the body from the readable stream", () => {
     });
 
     server.listen(function onListen() {
-      var addr = server.address() as AddressInfo;
-      var client = http.request({ method: "POST", port: addr.port });
+      let addr = server.address() as AddressInfo;
+      let client = http.request({ method: "POST", port: addr.port });
 
       client.end("hello, world!");