#9911: doc copyedits.
diff --git a/Doc/library/urllib.parse.rst b/Doc/library/urllib.parse.rst
index 19025f6..7c6eaa6 100644
--- a/Doc/library/urllib.parse.rst
+++ b/Doc/library/urllib.parse.rst
@@ -357,7 +357,7 @@
    :rfc:`3986` - Uniform Resource Identifiers
       This is the current standard (STD66). Any changes to urlparse module
       should conform to this. Certain deviations could be observed, which are
-      mostly due backward compatiblity purposes and for certain de-facto
+      mostly for backward compatibility purposes and for certain de-facto
       parsing requirements as commonly observed in major browsers.
 
    :rfc:`2732` - Format for Literal IPv6 Addresses in URL's.