diff --git a/doc/api.rst b/doc/api.rst
index 8c1db764..6d357dc0 100644
--- a/doc/api.rst
+++ b/doc/api.rst
@@ -304,6 +304,10 @@ Utilities
 
 .. doxygentypedef:: fmt::char_t
 
+.. doxygenfunction:: fmt::ptr(const T *)
+.. doxygenfunction:: fmt::ptr(const std::unique_ptr<T>&)
+.. doxygenfunction:: fmt::ptr(const std::shared_ptr<T>&)
+
 .. doxygenfunction:: fmt::to_string(const T&)
 
 .. doxygenfunction:: fmt::to_wstring(const T&)
diff --git a/include/fmt/format.h b/include/fmt/format.h
index 5b7f6b52..63e21838 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -3347,9 +3347,15 @@ typename Context::iterator vformat_to(
   return h.context.out();
 }
 
-// Casts ``p`` to ``const void*`` for pointer formatting.
-// Example:
-//   auto s = format("{}", ptr(p));
+/**
+  \rst
+  Converts ``p`` to ``const void*`` for pointer formatting.
+
+  **Example**::
+
+    auto s = fmt::format("{}", fmt::ptr(p));
+  \endrst
+ */
 template <typename T> inline const void* ptr(const T* p) { return p; }
 template <typename T> inline const void* ptr(const std::unique_ptr<T>& p) {
   return p.get();