diff --git a/INSTALL.MacOSX b/INSTALL.MacOSX
index ec827e9072..fd515b728c 100644
--- a/INSTALL.MacOSX
+++ b/INSTALL.MacOSX
@@ -71,7 +71,7 @@ If you did not install pkg-config, first set the LDFLAGS variable:
 
 Then, cd to the top of the LyX source hierarchy, and enter:
 
-     ./configure --prefix=/path/to/LyX.app --with-version-suffix=-1.6 --with-qt4-dir=/path/to/QT4 --with-included-gettext --enable-optimization=-O2
+     ./configure --prefix=/path/to/LyX.app --with-version-suffix=-2.0 --with-qt4-dir=/path/to/QT4 --with-included-gettext --enable-optimization=-O2
      make
      make install-strip