diff --git a/src/node/app/health.ts b/src/node/app/health.ts
index 48d6897c..4e505f57 100644
--- a/src/node/app/health.ts
+++ b/src/node/app/health.ts
@@ -1,4 +1,5 @@
-import { HttpProvider, HttpResponse, Heart, HttpProviderOptions } from "../http"
+import { Heart } from "../heart"
+import { HttpProvider, HttpProviderOptions, HttpResponse } from "../http"
 
 /**
  * Check the heartbeat.
diff --git a/src/node/app/login.ts b/src/node/app/login.ts
index 0fe1e0b6..58bd55e0 100644
--- a/src/node/app/login.ts
+++ b/src/node/app/login.ts
@@ -2,7 +2,8 @@ import * as http from "http"
 import * as limiter from "limiter"
 import * as querystring from "querystring"
 import { HttpCode, HttpError } from "../../common/http"
-import { AuthType, HttpProvider, HttpProviderOptions, HttpResponse, Route } from "../http"
+import { AuthType } from "../cli"
+import { HttpProvider, HttpProviderOptions, HttpResponse, Route } from "../http"
 import { hash, humanPath } from "../util"
 
 interface LoginPayload {
diff --git a/src/node/cli.ts b/src/node/cli.ts
index ba8f5ae8..7f44f9ea 100644
--- a/src/node/cli.ts
+++ b/src/node/cli.ts
@@ -4,9 +4,13 @@ import yaml from "js-yaml"
 import * as os from "os"
 import * as path from "path"
 import { Args as VsArgs } from "../../lib/vscode/src/vs/server/ipc"
-import { AuthType } from "./http"
 import { canConnect, generateCertificate, generatePassword, humanPath, paths } from "./util"
 
+export enum AuthType {
+  Password = "password",
+  None = "none",
+}
+
 export class Optional<T> {
   public constructor(public readonly value?: T) {}
 }
diff --git a/src/node/heart.ts b/src/node/heart.ts
new file mode 100644
index 00000000..5198e33d
--- /dev/null
+++ b/src/node/heart.ts
@@ -0,0 +1,46 @@
+import { logger } from "@coder/logger"
+import { promises as fs } from "fs"
+
+/**
+ * Provides a heartbeat using a local file to indicate activity.
+ */
+export class Heart {
+  private heartbeatTimer?: NodeJS.Timeout
+  private heartbeatInterval = 60000
+  public lastHeartbeat = 0
+
+  public constructor(private readonly heartbeatPath: string, private readonly isActive: () => Promise<boolean>) {}
+
+  public alive(): boolean {
+    const now = Date.now()
+    return now - this.lastHeartbeat < this.heartbeatInterval
+  }
+  /**
+   * Write to the heartbeat file if we haven't already done so within the
+   * timeout and start or reset a timer that keeps running as long as there is
+   * activity. Failures are logged as warnings.
+   */
+  public beat(): void {
+    if (!this.alive()) {
+      logger.trace("heartbeat")
+      fs.writeFile(this.heartbeatPath, "").catch((error) => {
+        logger.warn(error.message)
+      })
+      this.lastHeartbeat = Date.now()
+      if (typeof this.heartbeatTimer !== "undefined") {
+        clearTimeout(this.heartbeatTimer)
+      }
+      this.heartbeatTimer = setTimeout(() => {
+        this.isActive()
+          .then((active) => {
+            if (active) {
+              this.beat()
+            }
+          })
+          .catch((error) => {
+            logger.warn(error.message)
+          })
+      }, this.heartbeatInterval)
+    }
+  }
+}
diff --git a/src/node/http.ts b/src/node/http.ts
index 93d6e725..4aa6dc06 100644
--- a/src/node/http.ts
+++ b/src/node/http.ts
@@ -13,6 +13,8 @@ import * as tls from "tls"
 import * as url from "url"
 import { HttpCode, HttpError } from "../common/http"
 import { arrayify, normalize, Options, plural, split, trimSlashes } from "../common/util"
+import { AuthType } from "./cli"
+import { Heart } from "./heart"
 import { SocketProxyProvider } from "./socket"
 import { getMediaMime, paths } from "./util"
 
@@ -27,11 +29,6 @@ interface AuthPayload extends Cookies {
   key?: string[]
 }
 
-export enum AuthType {
-  Password = "password",
-  None = "none",
-}
-
 export type Query = { [key: string]: string | string[] | undefined }
 
 export interface ProxyOptions {
@@ -390,50 +387,6 @@ export abstract class HttpProvider {
   }
 }
 
-/**
- * Provides a heartbeat using a local file to indicate activity.
- */
-export class Heart {
-  private heartbeatTimer?: NodeJS.Timeout
-  private heartbeatInterval = 60000
-  public lastHeartbeat = 0
-
-  public constructor(private readonly heartbeatPath: string, private readonly isActive: () => Promise<boolean>) {}
-
-  public alive(): boolean {
-    const now = Date.now()
-    return now - this.lastHeartbeat < this.heartbeatInterval
-  }
-  /**
-   * Write to the heartbeat file if we haven't already done so within the
-   * timeout and start or reset a timer that keeps running as long as there is
-   * activity. Failures are logged as warnings.
-   */
-  public beat(): void {
-    if (!this.alive()) {
-      logger.trace("heartbeat")
-      fs.outputFile(this.heartbeatPath, "").catch((error) => {
-        logger.warn(error.message)
-      })
-      this.lastHeartbeat = Date.now()
-      if (typeof this.heartbeatTimer !== "undefined") {
-        clearTimeout(this.heartbeatTimer)
-      }
-      this.heartbeatTimer = setTimeout(() => {
-        this.isActive()
-          .then((active) => {
-            if (active) {
-              this.beat()
-            }
-          })
-          .catch((error) => {
-            logger.warn(error.message)
-          })
-      }, this.heartbeatInterval)
-    }
-  }
-}
-
 export interface HttpProvider0<T> {
   new (options: HttpProviderOptions): T
 }
diff --git a/test/update.test.ts b/test/update.test.ts
index 7e4b80f2..9e27eefa 100644
--- a/test/update.test.ts
+++ b/test/update.test.ts
@@ -3,12 +3,11 @@ import * as fs from "fs-extra"
 import * as http from "http"
 import * as path from "path"
 import { LatestResponse, UpdateHttpProvider } from "../src/node/app/update"
-import { AuthType } from "../src/node/http"
+import { AuthType } from "../src/node/cli"
 import { SettingsProvider, UpdateSettings } from "../src/node/settings"
 import { tmpdir } from "../src/node/util"
 
-describe("update", () => {
-  return
+describe.skip("update", () => {
   let version = "1.0.0"
   let spy: string[] = []
   const server = http.createServer((request: http.IncomingMessage, response: http.ServerResponse) => {