diff --git a/dlls/win32s16.dll16/Makefile.in b/dlls/win32s16.dll16/Makefile.in
index ce8a5d101ae..18b671ba2d8 100644
--- a/dlls/win32s16.dll16/Makefile.in
+++ b/dlls/win32s16.dll16/Makefile.in
@@ -1,4 +1,4 @@
 MODULE    = win32s16.dll16
-EXTRADLLFLAGS = -m16 -Wb,--main-module,w32skrnl.dll
+EXTRADLLFLAGS = -m16 -mno-cygwin -Wb,--main-module,w32skrnl.dll
 
 C_SRCS = win32s16.c