diff --git a/dlls/imagehlp/Makefile.in b/dlls/imagehlp/Makefile.in
index e8958d9fc62..0e707a5e47f 100644
--- a/dlls/imagehlp/Makefile.in
+++ b/dlls/imagehlp/Makefile.in
@@ -3,6 +3,8 @@ MODULE    = imagehlp.dll
 IMPORTLIB = imagehlp
 IMPORTS   = dbghelp
 
+EXTRADLLFLAGS = -mno-cygwin
+
 C_SRCS = \
 	access.c \
 	imagehlp_main.c \