diff --git a/package.json b/package.json
index 5c4bf09a93b..00b59a95128 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "cuint": "^0.2.2",
     "debug": "^2.3.2",
     "electron-download": "2.1.2",
-    "electron-macos-sign": "~1.2.3",
+    "electron-macos-sign": "~1.3.2",
     "fs-extra-p": "^2.0.6",
     "hosted-git-info": "^2.1.5",
     "ini": "^1.3.4",
@@ -134,7 +134,7 @@
       [
         "transform-inline-imports-commonjs",
         {
-          "excludeModules": "path"
+          "excludeModules": ["path"]
         }
       ]
     ]
diff --git a/src/appInfo.ts b/src/appInfo.ts
index 58555e4d971..0cbbf144b2d 100644
--- a/src/appInfo.ts
+++ b/src/appInfo.ts
@@ -66,13 +66,7 @@ export class AppInfo {
   }
 
   get copyright(): string {
-    const metadata = this.devMetadata.build
-    const old = (<any>metadata)["app-copyright"]
-    if (old != null) {
-      warn('"app-copyright" is deprecated — please use "copyright" instead')
-    }
-
-    const copyright = metadata.copyright || old
+    const copyright = this.devMetadata.build.copyright
     if (copyright != null) {
       return copyright
     }
diff --git a/src/packager.ts b/src/packager.ts
index 0a8751546a2..ef60118f474 100644
--- a/src/packager.ts
+++ b/src/packager.ts
@@ -202,7 +202,13 @@ export class Packager implements BuildInfo {
         throw new Error("osx-sign is deprecated and not supported — please see https://github.com/electron-userland/electron-builder/wiki/Code-Signing")
       }
       if (build["osx"] != null) {
-        throw new Error(`"osx" in the "build" is deprecated and not supported — please see use "mac" instead`)
+        throw new Error(`build.osx is deprecated and not supported — please use build.mac instead`)
+      }
+      if (build["app-copyright"] != null) {
+        throw new Error(`build.app-copyright is deprecated and not supported — please use build.copyright instead`)
+      }
+      if (build["app-category-type"] != null) {
+        throw new Error(`build.app-category-type is deprecated and not supported — please use build.mac.category instead`)
       }
 
       const author = appMetadata.author
@@ -218,10 +224,6 @@ export class Packager implements BuildInfo {
         throw new Error(`'directories' in the 'build' is not correct. Please move 'directories' from 'build' to root`)
       }
 
-      if (build.osx != null) {
-        warn('"build.osx" is deprecated — please use "mac" instead of "osx"')
-      }
-
       if (build.prune != null) {
         warn("prune is deprecated — development dependencies are never copied in any case")
       }
diff --git a/src/packager/mac.ts b/src/packager/mac.ts
index 3b786b98c03..5c389598b46 100644
--- a/src/packager/mac.ts
+++ b/src/packager/mac.ts
@@ -1,4 +1,4 @@
-import { rename, readFile, writeFile, copy, unlink } from "fs-extra-p"
+import { rename, readFile, writeFile, copy, unlink, utimes } from "fs-extra-p"
 import * as path from "path"
 import { parse as parsePlist, build as buildPlist } from "plist"
 import BluebirdPromise from "bluebird-lst-c"
@@ -117,14 +117,8 @@ export async function createApp(packager: PlatformPackager<any>, appOutDir: stri
     })
   }
 
-  const oldCategory = (<any>buildMetadata)["app-category-type"]
-  if (oldCategory != null) {
-    warn("app-category-type is deprecated, please set as build.mac.category")
-  }
-
-  let category = packager.platformSpecificBuildOptions.category || (<any>buildMetadata).category || oldCategory
-  use(category || oldCategory, it => appPlist.LSApplicationCategoryType = it)
-  use(appInfo.copyright, it => appPlist.NSHumanReadableCopyright = it)
+  use(packager.platformSpecificBuildOptions.category || (<any>buildMetadata).category, it => appPlist.LSApplicationCategoryType = it)
+  appPlist.NSHumanReadableCopyright = appInfo.copyright
 
   const promises: Array<BluebirdPromise<any | n>> = [
     writeFile(appPlistFilename, buildPlist(appPlist)),
@@ -142,5 +136,9 @@ export async function createApp(packager: PlatformPackager<any>, appOutDir: stri
   await BluebirdPromise.all(promises)
 
   await moveHelpers(frameworksPath, appFilename)
-  await rename(path.dirname(contentsPath), path.join(appOutDir, `${appFilename}.app`))
+  const appPath = path.join(appOutDir, `${appFilename}.app`)
+  await rename(path.dirname(contentsPath), appPath)
+  // https://github.com/electron-userland/electron-builder/issues/840
+  const now = Date.now() / 1000
+  await utimes(appPath, now, now)
 }
\ No newline at end of file
diff --git a/src/targets/fpm.ts b/src/targets/fpm.ts
index 3d1891c9168..86054f29a21 100644
--- a/src/targets/fpm.ts
+++ b/src/targets/fpm.ts
@@ -35,7 +35,7 @@ export default class FpmTarget extends TargetEx {
   private readonly desktopEntry: Promise<string>
 
   constructor(name: string, private packager: LinuxPackager, private helper: LinuxTargetHelper, private outDir: string) {
-    super(name)
+    super(name, false)
 
     this.scriptFiles = this.createScripts()
     this.desktopEntry = helper.computeDesktopEntry(this.options)