diff --git a/package.json b/package.json
index 3ccc342069b..7e451801627 100644
--- a/package.json
+++ b/package.json
@@ -66,8 +66,8 @@
     "cli-cursor": "^1.0.2",
     "debug": "^2.2.0",
     "electron-osx-sign": "^0.4.0-beta4",
-    "electron-packager-tf": "~7.5.2",
-    "electron-winstaller-fixed": "~2.11.6",
+    "electron-packager-tf": "~7.5.3",
+    "electron-winstaller-fixed": "~2.11.7",
     "fs-extra-p": "^1.0.5",
     "hosted-git-info": "^2.1.5",
     "image-size": "^0.5.0",
@@ -141,5 +141,8 @@
   "release": {
     "verifyConditions": []
   },
-  "typings": "./out/electron-builder.d.ts"
+  "typings": "./out/electron-builder.d.ts",
+  "publishConfig": {
+    "tag": "next"
+  }
 }
diff --git a/src/macPackager.ts b/src/macPackager.ts
index 070de44c895..0981496da6d 100644
--- a/src/macPackager.ts
+++ b/src/macPackager.ts
@@ -103,10 +103,6 @@ export default class MacPackager extends PlatformPackager<MacOptions> {
 
   private async sign(appOutDir: string, masOptions: MasBuildOptions | null): Promise<void> {
     let keychainName = (await this.codeSigningInfo).keychainName
-    if (process.env.CSC_LINK != null) {
-      throw new Error("keychainName is null, but CSC_LINK defined")
-    }
-
     const masQualifier = masOptions == null ? null : (masOptions.identity || this.platformSpecificBuildOptions.identity)
 
     let name = await findIdentity(masOptions == null ? "Developer ID Application" : "3rd Party Mac Developer Application", masOptions == null ? this.platformSpecificBuildOptions.identity : masQualifier, keychainName)
diff --git a/src/targets/appImage.ts b/src/targets/appImage.ts
index 2ed7cfec7ce..4e45db9f950 100644
--- a/src/targets/appImage.ts
+++ b/src/targets/appImage.ts
@@ -26,7 +26,7 @@ export default class AppImageTarget extends TargetEx {
   async build(appOutDir: string, arch: Arch): Promise<any> {
     const packager = this.packager
 
-    const image = path.join(this.outDir, packager.generateName(null, arch, true))
+    const image = path.join(this.outDir, packager.generateName("AppImage", arch, false))
     const appInfo = packager.appInfo
     await unlinkIfExists(image)
 
@@ -52,7 +52,7 @@ export default class AppImageTarget extends TargetEx {
     args.push("-map", this.helper.maxIconPath, "/.DirIcon")
 
     args.push("-chown_r", "0", "/", "--")
-    args.push("-zisofs", `level=0:block_size=128k:by_magic=off`)
+    args.push("-zisofs", `level=${packager.devMetadata.build.compression === "store" ? "0" : "9"}:block_size=128k:by_magic=off`)
     args.push("set_filter_r", "--zisofs", "/")
 
     await exec(process.platform === "darwin" ? path.join(appImagePath, "xorriso") : "xorriso", args)
@@ -76,14 +76,7 @@ export default class AppImageTarget extends TargetEx {
     }
 
     await chmod(image, "0755")
-    // we archive because you cannot distribute exe as is - e.g. Ubuntu clear exec flag and user cannot just click on AppImage to run
-    // also, LZMA compression - 29MB vs zip 42MB
-    // we use slow xz instead of 7za because 7za doesn't preserve exec file permissions for xz
-    await spawn("xz", ["--x86", "--lzma2", "--compress", "--force", packager.devMetadata.build.compression === "store" ? "-0" : "-9e", image], {
-      cwd: path.dirname(image),
-      stdio: ["ignore", debug.enabled ? "inherit" : "ignore", "inherit"],
-    })
 
-    packager.dispatchArtifactCreated(`${image}.xz`)
+    packager.dispatchArtifactCreated(image, packager.generateName("AppImage", arch, true))
   }
 }
\ No newline at end of file