diff --git a/INSTALL.W32 b/INSTALL.W32
index 7c1d13e96..3ca4c1b12 100644
--- a/INSTALL.W32
+++ b/INSTALL.W32
@@ -160,7 +160,7 @@
 
  * $ tar zxvf openssl-x.x.x.tar.gz
    $ cd openssl-x.x.x
-   $ ./Configure no-threads CygWin32
+   $ ./Configure no-threads Cygwin
    [...]
    $ make
    [...]