Grammar fix for last commit.
diff --git a/docs/CHANGES b/docs/CHANGES
index 4b01602..a094415 100644
--- a/docs/CHANGES
+++ b/docs/CHANGES
@@ -16,8 +16,7 @@ CHANGES BETWEEN 2.10.1 and 2.10.2
`docwriter' (Python >= 3.5 is required for targets `make refdoc'
and `make refdoc-venv').
- - The next release will remove build support by Perforce's Jam
- system.
+ - The next release will remove Jam build support.
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