diff -r 5b33829badcc Doc/library/gc.rst
--- a/Doc/library/gc.rst	Mon Oct 24 23:49:51 2016 +0300
+++ b/Doc/library/gc.rst	Mon Oct 24 20:55:39 2016 -0300
@@ -38,7 +38,7 @@
    Returns true if automatic collection is enabled.
 
 
-.. function:: collect(generations=2)
+.. function:: collect(generation=2)
 
    With no arguments, run a full collection.  The optional argument *generation*
    may be an integer specifying which generation to collect (from 0 to 2).  A