diff --git a/CMakeLists.txt b/CMakeLists.txt
index ae70f18..6f27e8d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,7 +9,7 @@ set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
 set(CMAKE_EXPORT_COMPILE_COMMANDS True)
 
-set(BASE_COMPILE_FLAGS "-ffreestanding -fno-rtti -fno-exceptions")
+set(BASE_COMPILE_FLAGS "-ffreestanding -fno-rtti -fno-exceptions -mincoming-stack-boundary=3")
 set(BASE_LINK_FLAGS "-nostdlib")
 
 add_subdirectory(zion)