diff --git a/source/iostreams.tex b/source/iostreams.tex
index 95282606c4..c60064d580 100644
--- a/source/iostreams.tex
+++ b/source/iostreams.tex
@@ -17495,7 +17495,7 @@
 \begin{itemdecl}
 void filesystem::copy_symlink(const path& existing_symlink, const path& new_symlink);
 void filesystem::copy_symlink(const path& existing_symlink, const path& new_symlink,
-                  error_code& ec) noexcept;
+                              error_code& ec) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}