diff --git a/source/statements.tex b/source/statements.tex
index 9940ee28de..b317c47ceb 100644
--- a/source/statements.tex
+++ b/source/statements.tex
@@ -659,7 +659,7 @@
 \terminal{\{}\br
 \bnfindent init-statement\br
 \bnfindent \keyword{while} \terminal{(} condition \terminal{)} \terminal{\{}\br
-\bnfindent\bnfindent statement\br
+\bnfindent\bnfindent \terminal{\{} statement \terminal{\}} \br
 \bnfindent\bnfindent expression \terminal{;}\br
 \bnfindent \terminal{\}}\br
 \terminal{\}}