diff --git a/Casks/kportal.rb b/Casks/kportal.rb
index f469008..df2d318 100644
--- a/Casks/kportal.rb
+++ b/Casks/kportal.rb
@@ -1,24 +1,24 @@
 # This file was generated by GoReleaser. DO NOT EDIT.
 cask "kportal" do
-  version "0.13.15"
+  version "0.13.16"
 
   on_macos do
     on_arm do
-      sha256 "39f74c5741f1228d7191e796d5e4365580011e7cec27285ea0346990338356a8"
+      sha256 "5ae700c707120a94ceb71cf35093508f0a1d308794e72c5a9ef414cb756f2cdb"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-darwin-arm64.tar.gz"
     end
     on_intel do
-      sha256 "68934cc6072fd79b64c111e4cacdbb9417af5342291f1236fc210125b706a574"
+      sha256 "8de1a054a935ad825c9bcf394614ac11522105496015ef3e6a64a5246a5829be"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-darwin-amd64.tar.gz"
     end
   end
   on_linux do
     on_arm do
-      sha256 "1894ef48291dcdbe48e0f27417d12da5d1445fe015e42971de50c3b9bbc1638b"
+      sha256 "f7c5d831e1febb62172c23c309a7b285c016a83d0fe1891dc6aae6c94770116a"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-linux-arm64.tar.gz"
     end
     on_intel do
-      sha256 "b44672cde4047998bba20a7cc979eba346d2314748d4785ed083f66b1852abcc"
+      sha256 "c0902ab2cabf1c84896ed8610c2b7692a48f0d05132c5148a2b01e88f043f2ae"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-linux-amd64.tar.gz"
     end
   end
@@ -33,11 +33,12 @@ cask "kportal" do
 
   binary "kportal"
 
-  postflight_steps do
-    on_macos do
-      run "/usr/bin/xattr", args: ["-dr", "com.apple.quarantine", "{{staged_path}}/kportal"]
+  postflight do
+    if OS.mac?
+      system_command "/usr/bin/xattr",
+                     args: ["-dr", "com.apple.quarantine", "#{staged_path}/kportal"]
     end
   end
 
-  # No zap stanza required
+  zap :not_required
 end