diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c4fb064..3b454de3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@ Version 264:
 * Handle overflow in max size calculation in `basic_dynamic_body`
 * Fix unused variable warnings in tests
 * Fix missing initializer warning in `basic_fields`
+* Remove unused functions in `impl/static_string.hpp`
 
 --------------------------------------------------------------------------------
 
diff --git a/include/boost/beast/core/impl/static_string.hpp b/include/boost/beast/core/impl/static_string.hpp
index 13354d6d..2e3e5617 100644
--- a/include/boost/beast/core/impl/static_string.hpp
+++ b/include/boost/beast/core/impl/static_string.hpp
@@ -558,64 +558,6 @@ assign_char(CharT, std::false_type) ->
         "max_size() == 0"});
 }
 
-namespace detail {
-
-template<class Integer>
-static_string<max_digits(sizeof(Integer))>
-to_static_string(Integer x, std::true_type)
-{
-    if(x == 0)
-        return {'0'};
-    static_string<detail::max_digits(
-        sizeof(Integer))> s;
-    if(x < 0)
-    {
-        x = -x;
-        char buf[max_digits(sizeof(x))];
-        char* p = buf;
-        for(;x > 0; x /= 10)
-            *p++ = "0123456789"[x % 10];
-        s.resize(1 + p - buf);
-        s[0] = '-';
-        auto d = &s[1];
-        while(p > buf)
-            *d++ = *--p;
-    }
-    else
-    {
-        char buf[max_digits(sizeof(x))];
-        char* p = buf;
-        for(;x > 0; x /= 10)
-            *p++ = "0123456789"[x % 10];
-        s.resize(p - buf);
-        auto d = &s[0];
-        while(p > buf)
-            *d++ = *--p;
-    }
-    return s;
-}
-
-template<class Integer>
-static_string<max_digits(sizeof(Integer))>
-to_static_string(Integer x, std::false_type)
-{
-    if(x == 0)
-        return {'0'};
-    char buf[max_digits(sizeof(x))];
-    char* p = buf;
-    for(;x > 0; x /= 10)
-        *p++ = "0123456789"[x % 10];
-    static_string<detail::max_digits(
-        sizeof(Integer))> s;
-    s.resize(p - buf);
-    auto d = &s[0];
-    while(p > buf)
-        *d++ = *--p;
-    return s;
-}
-
-} // detail
-
 template<class Integer, class>
 static_string<detail::max_digits(sizeof(Integer))>
 to_static_string(Integer x)