diff --git a/Lib/compileall.py b/Lib/compileall.py
index 3755e76ba81..330a90786ef 100644
--- a/Lib/compileall.py
+++ b/Lib/compileall.py
@@ -4,7 +4,7 @@
 given as arguments recursively; the -l option prevents it from
 recursing into directories.
 
-Without arguments, if compiles all modules on sys.path, without
+Without arguments, it compiles all modules on sys.path, without
 recursing into subdirectories.  (Even though it should do so for
 packages -- for now, you'll have to deal with packages separately.)