diff --git a/src/build/Common.gmake b/src/build/Common.gmake
index e2521d92a3707e80ab99995b777294a3aef315e7..35cfa26662df45da8dbee1db554f3e031b6ac7ff 100644
--- a/src/build/Common.gmake
+++ b/src/build/Common.gmake
@@ -242,7 +242,7 @@ endif
 ifeq ($(machine_uname),x86_64)
  machine_uname	:= x64
 endif
-ifneq ($(os), Win32)
+ifneq ($(os), win32)
  CFLAGS +=	-fpic
 endif
 ifeq ($(machine_uname),sparc64)