diff --git a/packages/maker/dmg/src/MakerDMG.ts b/packages/maker/dmg/src/MakerDMG.ts
index 46778d38cb..6bb11e6c47 100644
--- a/packages/maker/dmg/src/MakerDMG.ts
+++ b/packages/maker/dmg/src/MakerDMG.ts
@@ -17,15 +17,15 @@ export default class MakerDMG extends MakerBase<MakerDMGConfig> {
 
   async make({ dir, makeDir, appName, packageJSON, targetArch }: MakerOptions): Promise<string[]> {
     const { createDMG } = require('electron-installer-dmg');
-
-    const outPath = path.resolve(makeDir, `${this.config.name || appName}.dmg`);
+    const dmgName = `${this.config.name || appName}_${targetArch}`;
+    const outPath = path.resolve(makeDir, `${dmgName}.dmg`);
     const forgeDefaultOutPath = path.resolve(makeDir, `${appName}-${packageJSON.version}-${targetArch}.dmg`);
 
     await this.ensureFile(outPath);
     const dmgConfig = {
       overwrite: true,
-      name: appName,
       ...this.config,
+      name: dmgName,
       appPath: path.resolve(dir, `${appName}.app`),
       out: path.dirname(outPath),
     };
diff --git a/packages/maker/dmg/test/MakerDMG_spec.ts b/packages/maker/dmg/test/MakerDMG_spec.ts
index 704d6fe51a..9d8045c027 100644
--- a/packages/maker/dmg/test/MakerDMG_spec.ts
+++ b/packages/maker/dmg/test/MakerDMG_spec.ts
@@ -67,7 +67,7 @@ describe('MakerDMG', () => {
     const opts = eidStub.firstCall.args[0];
     expect(opts).to.deep.equal({
       overwrite: true,
-      name: appName,
+      name: `${appName}_${targetArch}`,
       appPath: path.resolve(`${dir}/My Test App.app`),
       out: path.resolve(`${dir.substr(0, dir.length - 4)}/make`),
     });