If you are looking to build Qt 4.3.0 static without the dependency on mingwm10.dll. Then you will need to modify qmake.conf that lives in /mkspecswin32-g++qmake.conf. Change: QMAKE_LFLAGS = -enable-stdcall-fixup -Wl,-enable-auto-import -Wl,-enable-runtime-pseudo-reloc to (add -static) QMAKE_LFLAGS = -static -enable-stdcall-fixup -Wl,-enable-auto-import -Wl,