diff --git a/stdlib/Markdown/src/render/terminal/formatting.jl b/stdlib/Markdown/src/render/terminal/formatting.jl
index 87022124b9c8a..1d9e9a5523184 100644
--- a/stdlib/Markdown/src/render/terminal/formatting.jl
+++ b/stdlib/Markdown/src/render/terminal/formatting.jl
@@ -3,7 +3,7 @@
 # Wrapping
 
 function ansi_length(s)
-    replace(s, r"\e\[[0-9]+m" => "") |> length
+    replace(s, r"\e\[[0-9]+m" => "") |> textwidth
 end
 
 words(s) = split(s, " ")