diff --git a/include/fmt/core.h b/include/fmt/core.h
index 75c04fd8..76569a2d 100644
--- a/include/fmt/core.h
+++ b/include/fmt/core.h
@@ -728,7 +728,6 @@ template <typename T> class buffer {
 
   /** Appends data to the end of the buffer. */
   template <typename U> void append(const U* begin, const U* end);
-  template <typename ContiguousRange> void append(const ContiguousRange&);
 
   template <typename I> T& operator[](I index) { return ptr_[index]; }
   template <typename I> const T& operator[](I index) const {
diff --git a/include/fmt/format.h b/include/fmt/format.h
index ab208c89..93e4b1e6 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -566,12 +566,6 @@ void buffer<T>::append(const U* begin, const U* end) {
   } while (begin != end);
 }
 
-template <typename T>
-template <typename ContiguousRange>
-void buffer<T>::append(const ContiguousRange& range) {
-  append(range.data(), range.data() + range.size());
-}
-
 template <typename OutputIt, typename T, typename Traits>
 void iterator_buffer<OutputIt, T, Traits>::flush() {
   out_ = std::copy_n(data_, this->limit(this->size()), out_);
@@ -691,6 +685,13 @@ class basic_memory_buffer : public detail::buffer<T> {
 
   /** Increases the buffer capacity to *new_capacity*. */
   void reserve(size_t new_capacity) { this->try_reserve(new_capacity); }
+
+  // Directly append data into the buffer
+  using detail::buffer<T>::append;
+  template <typename ContiguousRange>
+  void append(const ContiguousRange& range) {
+    append(range.data(), range.data() + range.size());
+  }
 };
 
 template <typename T, size_t SIZE, typename Allocator>