diff --git a/dlls/slc/Makefile.in b/dlls/slc/Makefile.in
index 7e79ffc0626..fac1c25b192 100644
--- a/dlls/slc/Makefile.in
+++ b/dlls/slc/Makefile.in
@@ -2,5 +2,7 @@ EXTRADEFS = -D_SLC_
 MODULE    = slc.dll
 IMPORTLIB = slc
 
+EXTRADLLFLAGS = -mno-cygwin
+
 C_SRCS = \
 	slc.c