diff --git a/src/artifact-utils.ts b/src/artifact-utils.ts
index bf574a4a..ac00198b 100644
--- a/src/artifact-utils.ts
+++ b/src/artifact-utils.ts
@@ -51,13 +51,7 @@ export async function getArtifactRemoteURL(details: ElectronArtifactDetails): Pr
   const opts: MirrorOptions = details.mirrorOptions || {};
   let base = mirrorVar('mirror', opts, BASE_URL);
   if (details.version.includes('nightly')) {
-    const nightlyDeprecated = mirrorVar('nightly_mirror', opts, '');
-    if (nightlyDeprecated) {
-      base = nightlyDeprecated;
-      console.warn(`nightly_mirror is deprecated, please use nightlyMirror`);
-    } else {
-      base = mirrorVar('nightlyMirror', opts, NIGHTLY_BASE_URL);
-    }
+    base = mirrorVar('nightlyMirror', opts, NIGHTLY_BASE_URL);
   }
   const path = mirrorVar('customDir', opts, details.version).replace(
     '{{ version }}',
diff --git a/src/index.ts b/src/index.ts
index 0c71a4de..bccdcbab 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -77,7 +77,6 @@ async function validateArtifact(
             isGeneric: true,
             version: artifactDetails.version,
             artifactName: 'SHASUMS256.txt',
-            force: false,
             downloadOptions: artifactDetails.downloadOptions,
             cacheRoot: artifactDetails.cacheRoot,
             downloader: artifactDetails.downloader,
diff --git a/src/types.ts b/src/types.ts
index c753e188..26762f7b 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -28,11 +28,6 @@ export type DownloadOptions = any;
  * ```
  */
 export interface MirrorOptions {
-  /**
-   * @deprecated
-   * @see {@link MirrorOptions.nightlyMirror}
-   */
-  nightly_mirror?: string;
   /**
    * The mirror URL for [`electron-nightly`](https://npmjs.com/package/electron-nightly),
    * which lives in a separate npm package.
@@ -108,13 +103,6 @@ export enum ElectronDownloadCacheMode {
  * @category Download Electron
  */
 export interface ElectronDownloadRequestOptions {
-  /**
-   * Whether to download an artifact regardless of whether it's in the cache directory.
-   *
-   * @defaultValue `false`
-   * @deprecated This option is deprecated and directly maps to {@link cacheMode | `cacheMode: ElectronDownloadCacheMode.WriteOnly`}
-   */
-  force?: boolean;
   /**
    * When set to `true`, disables checking that the artifact download completed successfully
    * with the correct payload.
@@ -184,8 +172,6 @@ export interface ElectronDownloadRequestOptions {
    * should not move or delete the file path that is returned as the path
    * points directly to the disk cache.
    *
-   * This option cannot be used in conjunction with {@link ElectronDownloadRequestOptions.force}.
-   *
    * @defaultValue {@link ElectronDownloadCacheMode.ReadWrite}
    */
   cacheMode?: ElectronDownloadCacheMode;
diff --git a/src/utils.ts b/src/utils.ts
index d7ba0849..4fdcf18b 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -147,15 +147,6 @@ export function setEnv(key: string, value: string | undefined): void {
 export function effectiveCacheMode(
   artifactDetails: ElectronPlatformArtifactDetailsWithDefaults | ElectronGenericArtifactDetails,
 ): ElectronDownloadCacheMode {
-  if (artifactDetails.force) {
-    if (artifactDetails.cacheMode) {
-      throw new Error(
-        'Setting both "force" and "cacheMode" is not supported, please exclusively use "cacheMode"',
-      );
-    }
-    return ElectronDownloadCacheMode.WriteOnly;
-  }
-
   return artifactDetails.cacheMode || ElectronDownloadCacheMode.ReadWrite;
 }
 
diff --git a/test/index.spec.ts b/test/index.spec.ts
index 47d002cc..7fb8e4a8 100644
--- a/test/index.spec.ts
+++ b/test/index.spec.ts
@@ -1,4 +1,3 @@
-import crypto from 'node:crypto';
 import fs from 'node:fs';
 import os from 'node:os';
 import path from 'node:path';
@@ -45,46 +44,6 @@ describe('Public API', () => {
       expect(path.extname(zipPath)).toEqual('.zip');
     });
 
-    it('should not redownload when force=false', async () => {
-      const zipPath = await download('2.0.9', {
-        cacheRoot,
-        downloader,
-        force: false,
-      });
-      await fs.promises.writeFile(zipPath, 'bad content');
-      const zipPath2 = await download('2.0.9', {
-        cacheRoot,
-        downloader,
-        force: false,
-      });
-      expect(zipPath).toEqual(zipPath2);
-      expect(await fs.promises.readFile(zipPath, 'utf8')).toEqual('bad content');
-    });
-
-    it('should redownload when force=true', async () => {
-      const zipPath = await download('2.0.9', {
-        cacheRoot,
-        downloader,
-        force: true,
-      });
-      const hash = crypto
-        .createHash('sha256')
-        .update(await fs.promises.readFile(zipPath))
-        .digest('hex');
-      await fs.promises.writeFile(zipPath, 'bad content');
-      const zipPath2 = await download('2.0.9', {
-        cacheRoot,
-        downloader,
-        force: true,
-      });
-      expect(zipPath).toEqual(zipPath2);
-      const hash2 = crypto
-        .createHash('sha256')
-        .update(await fs.promises.readFile(zipPath2))
-        .digest('hex');
-      expect(hash).toEqual(hash2);
-    });
-
     it('should accept a custom downloader', async () => {
       const zipPath = await download('2.0.3', {
         cacheRoot,
@@ -316,13 +275,13 @@ describe('Public API', () => {
         await downloadArtifact({
           artifactName: 'electron',
           downloader,
-          force: true,
+          cacheMode: ElectronDownloadCacheMode.WriteOnly,
           version: 'v1.3.5',
         });
         await downloadArtifact({
           artifactName: 'electron',
           downloader,
-          force: true,
+          cacheMode: ElectronDownloadCacheMode.WriteOnly,
           version: 'v2.0.3',
         });
 
@@ -334,7 +293,7 @@ describe('Public API', () => {
         await downloadArtifact({
           artifactName: 'electron',
           downloader,
-          force: true,
+          cacheMode: ElectronDownloadCacheMode.WriteOnly,
           version: 'v1.3.3',
         });
 
@@ -346,7 +305,7 @@ describe('Public API', () => {
         await downloadArtifact({
           artifactName: 'electron',
           downloader,
-          force: true,
+          cacheMode: ElectronDownloadCacheMode.WriteOnly,
           version: 'v1.0.0',
         });