#2194: fix some typos.
diff --git a/Doc/using/unix.rst b/Doc/using/unix.rst
index cc99a62..69b76c6 100644
--- a/Doc/using/unix.rst
+++ b/Doc/using/unix.rst
@@ -20,7 +20,7 @@
 that are not available on your distro's package.  You can easily compile the
 latest version of Python from source.
 	
-In the event Python doesn't come preinstalled and isn't in the repositories as
+In the event that Python doesn't come preinstalled and isn't in the repositories as
 well, you can easily make packages for your own distro.  Have a look at the
 following links: