diff --git a/doc/src/manual/strings.md b/doc/src/manual/strings.md
index 53e7111558abe..39442c70b948f 100644
--- a/doc/src/manual/strings.md
+++ b/doc/src/manual/strings.md
@@ -854,7 +854,7 @@ julia> m[2]
 Captures can be referenced in a substitution string when using [`replace`](@ref) by using `\n`
 to refer to the nth capture group and prefixing the substitution string with `s`. Capture group
 0 refers to the entire match object. Named capture groups can be referenced in the substitution
-with `g<groupname>`. For example:
+with `\g<groupname>`. For example:
 
 ```jldoctest
 julia> replace("first second", r"(\w+) (?<agroup>\w+)" => s"\g<agroup> \1")