diff --git a/std/mime/multipart.ts b/std/mime/multipart.ts
index 26860e3de5..d88ff3d136 100644
--- a/std/mime/multipart.ts
+++ b/std/mime/multipart.ts
@@ -8,13 +8,35 @@ type Writer = Deno.Writer;
 import { equal, findIndex, findLastIndex, hasPrefix } from "../bytes/mod.ts";
 import { copyN } from "../io/ioutil.ts";
 import { MultiReader } from "../io/readers.ts";
-import { FormFile } from "../multipart/formfile.ts";
 import { extname } from "../path/mod.ts";
 import { tempFile } from "../io/util.ts";
 import { BufReader, BufWriter, UnexpectedEOFError } from "../io/bufio.ts";
 import { encoder } from "../strings/mod.ts";
 import { assertStrictEq } from "../testing/asserts.ts";
 import { TextProtoReader } from "../textproto/mod.ts";
+import { hasOwnProperty } from "../util/has_own_property.ts";
+
+/** FormFile object */
+export interface FormFile {
+  /** filename  */
+  filename: string;
+  /** content-type header value of file */
+  type: string;
+  /** byte size of file */
+  size: number;
+  /** in-memory content of file. Either content or tempfile is set  */
+  content?: Uint8Array;
+  /** temporal file path.
+   * Set if file size is bigger than specified max-memory size at reading form
+   * */
+  tempfile?: string;
+}
+
+/** Type guard for FormFile */
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+export function isFormFile(x: any): x is FormFile {
+  return hasOwnProperty(x, "filename") && hasOwnProperty(x, "type");
+}
 
 function randomBoundary(): string {
   let boundary = "--------------------------";
diff --git a/std/mime/multipart_test.ts b/std/mime/multipart_test.ts
index 4658ce9767..869932fbf8 100644
--- a/std/mime/multipart_test.ts
+++ b/std/mime/multipart_test.ts
@@ -10,12 +10,13 @@ import {
 import { test, runIfMain } from "../testing/mod.ts";
 import * as path from "../path/mod.ts";
 import {
-  matchAfterPrefix,
+  FormFile,
   MultipartReader,
   MultipartWriter,
+  isFormFile,
+  matchAfterPrefix,
   scanUntilBoundary
 } from "./multipart.ts";
-import { FormFile, isFormFile } from "../multipart/formfile.ts";
 import { StringWriter } from "../io/writers.ts";
 
 const e = new TextEncoder();
@@ -94,7 +95,7 @@ test(async function multipartMultipartWriter(): Promise<void> {
   const mw = new MultipartWriter(buf);
   await mw.writeField("foo", "foo");
   await mw.writeField("bar", "bar");
-  const f = await open(path.resolve("./multipart/fixtures/sample.txt"), "r");
+  const f = await open(path.resolve("./mime/testdata/sample.txt"), "r");
   await mw.writeFile("file", "sample.txt", f);
   await mw.close();
 });
@@ -173,7 +174,7 @@ test(async function multipartMultipartWriter3(): Promise<void> {
 
 test(async function multipartMultipartReader(): Promise<void> {
   // FIXME: path resolution
-  const o = await open(path.resolve("./multipart/fixtures/sample.txt"));
+  const o = await open(path.resolve("./mime/testdata/sample.txt"));
   const mr = new MultipartReader(
     o,
     "--------------------------434049563556637648550474"
@@ -187,7 +188,7 @@ test(async function multipartMultipartReader(): Promise<void> {
 });
 
 test(async function multipartMultipartReader2(): Promise<void> {
-  const o = await open(path.resolve("./multipart/fixtures/sample.txt"));
+  const o = await open(path.resolve("./mime/testdata/sample.txt"));
   const mr = new MultipartReader(
     o,
     "--------------------------434049563556637648550474"
diff --git a/std/multipart/fixtures/sample.txt b/std/mime/testdata/sample.txt
similarity index 100%
rename from std/multipart/fixtures/sample.txt
rename to std/mime/testdata/sample.txt
diff --git a/std/multipart/formfile.ts b/std/multipart/formfile.ts
deleted file mode 100644
index 0f7a3eb15a..0000000000
--- a/std/multipart/formfile.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
-import { hasOwnProperty } from "../util/has_own_property.ts";
-
-/** FormFile object */
-export interface FormFile {
-  /** filename  */
-  filename: string;
-  /** content-type header value of file */
-  type: string;
-  /** byte size of file */
-  size: number;
-  /** in-memory content of file. Either content or tempfile is set  */
-  content?: Uint8Array;
-  /** temporal file path.
-   * Set if file size is bigger than specified max-memory size at reading form
-   * */
-  tempfile?: string;
-}
-
-/** Type guard for FormFile */
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-export function isFormFile(x: any): x is FormFile {
-  return hasOwnProperty(x, "filename") && hasOwnProperty(x, "type");
-}
diff --git a/std/multipart/formfile_test.ts b/std/multipart/formfile_test.ts
deleted file mode 100644
index cc46168fb2..0000000000
--- a/std/multipart/formfile_test.ts
+++ /dev/null
@@ -1,32 +0,0 @@
-// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
-import { test } from "../testing/mod.ts";
-import { assertEquals } from "../testing/asserts.ts";
-import { isFormFile } from "./formfile.ts";
-
-test(function multipartIsFormFile(): void {
-  assertEquals(
-    isFormFile({
-      filename: "foo",
-      type: "application/json"
-    }),
-    true
-  );
-  assertEquals(
-    isFormFile({
-      filename: "foo"
-    }),
-    false
-  );
-});
-
-test(function isFormFileShouldNotThrow(): void {
-  assertEquals(
-    isFormFile({
-      filename: "foo",
-      type: "application/json",
-      hasOwnProperty: "bar"
-    }),
-    true
-  );
-  assertEquals(isFormFile(Object.create(null)), false);
-});
diff --git a/std/multipart/mod.ts b/std/multipart/mod.ts
deleted file mode 100644
index 8e8a665a9b..0000000000
--- a/std/multipart/mod.ts
+++ /dev/null
@@ -1 +0,0 @@
-export * from "./formfile.ts";