diff --git a/source/basic.tex b/source/basic.tex
index 8e5e9f784c..2f53237085 100644
--- a/source/basic.tex
+++ b/source/basic.tex
@@ -5482,7 +5482,7 @@
 \indextext{type!underlying!\idxcode{char16_t}}%
 \indextext{type!underlying!\idxcode{char32_t}}%
 Types \keyword{char16_t} and \keyword{char32_t} denote distinct types
-whose underlying types are \tcode{uint_least16_t} and \tcode{uint_least32_t},
+whose underlying types are \tcode{std::uint_least16_t} and \tcode{std::uint_least32_t},
 respectively, in \libheaderref{cstdint}.
 
 \pnum