diff --git a/compile_flags.txt b/compile_flags.txt
new file mode 100644
index 00000000..464099c6
--- /dev/null
+++ b/compile_flags.txt
@@ -0,0 +1,23 @@
+-isystem/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1
+-isystem/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include
+-F/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks
+-xc++
+-std=c++17
+-DHAVE_CONFIG_H=1
+-DQT_3SUPPORT_LIB=1
+-DQT_CORE_LIB=1
+-DQT_GUI_LIB=1
+-DQT_NO_DEBUG=1
+-DQT_SCRIPT_LIB=1
+-DQT_SVG_LIB=1
+-DQT_XML_LIB=1
+-I/opt/qt6/include
+-Iqucs
+-I../../build/qucs
+-I/opt/qt6/include/Qt
+-I/opt/qt6/include/Qt3Support
+-I/opt/qt6/include/QtCore
+-I/opt/qt6/include/QtGui
+-I/opt/qt6/include/QtWidgets
+-I/opt/qt6/include/QtScript
+-I/opt/qt6/include/QtXml