diff --git a/source/support.tex b/source/support.tex
index ce4a1c9271..a686da4a54 100644
--- a/source/support.tex
+++ b/source/support.tex
@@ -1000,7 +1000,7 @@
 \tcode{round_to_nearest}
 if the rounding style is to the nearest representable value;
 if there are two equally near such values,
-the one with an even least significant digit is chosen
+one with an even least significant digit is chosen
 \item
 \indexlibraryglobal{round_toward_infinity}%
 \tcode{round_toward_infinity}