diff --git a/.gitignore b/.gitignore
index 72823be..4860d33 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 .idea/
 cmake-build-debug/
-.DS_Store
\ No newline at end of file
+.DS_Store
+*.xcodeproj/project.xcworkspace/xcuserdata/
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9316a1b..4efe54d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.24)
-project(cerberus C)
 
 set(CMAKE_C_STANDARD 11)
+project(cerberus C)
 
 if (WIN32)
     # TODO set arch on target instead of generator
@@ -17,9 +17,7 @@ elseif (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
     # does not work, use Xcode to build
     # TODO use makefile instead of cmake?
     add_definitions(-DMACOS)
-    add_executable(cerberus src/main.h src/main.m)
-    include_directories(/usr/include)
-    link_directories()
+    add_executable(cerberus MACOSX_BUNDLE src/main.h src/main.m)
 elseif(UNIX)
     add_definitions(-DUNIX)
 endif ()
diff --git a/cerberus.xcodeproj/project.xcworkspace/xcuserdata/theoryofnekomata.xcuserdatad/UserInterfaceState.xcuserstate b/cerberus.xcodeproj/project.xcworkspace/xcuserdata/theoryofnekomata.xcuserdatad/UserInterfaceState.xcuserstate
deleted file mode 100644
index 25a5f3f..0000000
Binary files a/cerberus.xcodeproj/project.xcworkspace/xcuserdata/theoryofnekomata.xcuserdatad/UserInterfaceState.xcuserstate and /dev/null differ
diff --git a/src/main.m b/src/main.m
index 7c8d9e6..a219440 100644
--- a/src/main.m
+++ b/src/main.m
@@ -1,26 +1,14 @@
 #import <Cocoa/Cocoa.h>
-#import "main.h"
-
 
 int main() {
-	// https://stackoverflow.com/questions/30269329/creating-window-application-in-pure-c-on-mac-osx
-	@autoreleasepool {
+	@autoreleasepool{
 		[NSApplication sharedApplication];
 		[NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
 		id applicationName = [[NSProcessInfo processInfo] processName];
-		id window = [
-            [NSWindow alloc]
-            initWithContentRect: NSMakeRect(WINDOW_X, WINDOW_Y, WINDOW_WIDTH, WINDOW_HEIGHT)
-            styleMask:
-                NSWindowStyleMaskTitled
-                | NSWindowStyleMaskClosable
-                | NSWindowStyleMaskMiniaturizable
-                | NSWindowStyleMaskResizable
-            backing:NSBackingStoreBuffered
-            defer:NO
-        ];
-		[window cascadeTopLeftFromPoint:NSMakePoint(20, 20)];
-		[window setTitle:applicationName];
+		id window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 120, 120)
+																						styleMask:NSWindowStyleMaskTitled backing:NSBackingStoreBuffered defer:NO];
+		[window cascadeTopLeftFromPoint:NSMakePoint(20,20)];
+		[window setTitle: applicationName];
 		[window makeKeyAndOrderFront:nil];
 		[NSApp activateIgnoringOtherApps:YES];
 		[NSApp run];