diff --git a/ProcreateViewer/AppDelegate.swift b/ProcreateViewer/AppDelegate.swift
index e090107..2a000da 100644
--- a/ProcreateViewer/AppDelegate.swift
+++ b/ProcreateViewer/AppDelegate.swift
@@ -8,7 +8,9 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSUserInterfaceValidations {
     
     func validateUserInterfaceItem(_ item: NSValidatedUserInterfaceItem) -> Bool {
         if(item.tag == 67) {
-            return NSApplication.shared.keyWindow != nil
+            return NSApplication.shared.keyWindow
+                
+                != nil
         }
         
         return true
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/Contents.json b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/Contents.json
index 2db2b1c..4d83053 100644
--- a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/Contents.json
+++ b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -1,53 +1,63 @@
 {
   "images" : [
     {
-      "idiom" : "mac",
       "size" : "16x16",
+      "idiom" : "mac",
+      "filename" : "untitled-16.png",
       "scale" : "1x"
     },
     {
-      "idiom" : "mac",
       "size" : "16x16",
+      "idiom" : "mac",
+      "filename" : "untitled-32.png",
       "scale" : "2x"
     },
     {
-      "idiom" : "mac",
       "size" : "32x32",
+      "idiom" : "mac",
+      "filename" : "untitled-32.png",
       "scale" : "1x"
     },
     {
-      "idiom" : "mac",
       "size" : "32x32",
+      "idiom" : "mac",
+      "filename" : "untitled-64.png",
       "scale" : "2x"
     },
     {
-      "idiom" : "mac",
       "size" : "128x128",
+      "idiom" : "mac",
+      "filename" : "untitled-128.png",
       "scale" : "1x"
     },
     {
-      "idiom" : "mac",
       "size" : "128x128",
+      "idiom" : "mac",
+      "filename" : "untitled-256.png",
       "scale" : "2x"
     },
     {
-      "idiom" : "mac",
       "size" : "256x256",
+      "idiom" : "mac",
+      "filename" : "untitled-256.png",
       "scale" : "1x"
     },
     {
-      "idiom" : "mac",
       "size" : "256x256",
+      "idiom" : "mac",
+      "filename" : "untitled-512.png",
       "scale" : "2x"
     },
     {
-      "idiom" : "mac",
       "size" : "512x512",
+      "idiom" : "mac",
+      "filename" : "untitled-512.png",
       "scale" : "1x"
     },
     {
-      "idiom" : "mac",
       "size" : "512x512",
+      "idiom" : "mac",
+      "filename" : "untitled-1024.png",
       "scale" : "2x"
     }
   ],
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-1024.png b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-1024.png
new file mode 100644
index 0000000..7c6b1c0
Binary files /dev/null and b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-1024.png differ
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-128.png b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-128.png
new file mode 100644
index 0000000..be3a762
Binary files /dev/null and b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-128.png differ
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-16.png b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-16.png
new file mode 100644
index 0000000..26ced9a
Binary files /dev/null and b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-16.png differ
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-256.png b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-256.png
new file mode 100644
index 0000000..de363be
Binary files /dev/null and b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-256.png differ
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-32.png b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-32.png
new file mode 100644
index 0000000..18fdc35
Binary files /dev/null and b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-32.png differ
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-512.png b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-512.png
new file mode 100644
index 0000000..5444743
Binary files /dev/null and b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-512.png differ
diff --git a/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-64.png b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-64.png
new file mode 100644
index 0000000..035e453
Binary files /dev/null and b/ProcreateViewer/Assets.xcassets/AppIcon.appiconset/untitled-64.png differ