diff --git a/src/TiledArray/conversions/btas.h b/src/TiledArray/conversions/btas.h
index e093ad7289..329c0b292b 100644
--- a/src/TiledArray/conversions/btas.h
+++ b/src/TiledArray/conversions/btas.h
@@ -74,7 +74,7 @@ inline void btas_subtensor_to_tensor(
 }
 
 // clang-format off
-/// Copy a block of a btas::Tensor into a TiledArray::Tensor
+/// Copy a TiledArray::Tensor into a block of a btas::Tensor
 
 /// TiledArray::Tensor \c src will be copied into a block of btas::Tensor
 /// \c dst. The block dimensions will be determined by the dimensions of the range
diff --git a/src/TiledArray/external/btas.h b/src/TiledArray/external/btas.h
index 294298d50d..7503f9d911 100644
--- a/src/TiledArray/external/btas.h
+++ b/src/TiledArray/external/btas.h
@@ -53,12 +53,6 @@ struct range_traits<TiledArray::Range> {
 
 namespace TiledArray {
 namespace detail {
-// these convert any range into TiledArray::Range
-
-inline const TiledArray::Range& make_ta_range(const TiledArray::Range& range) {
-  return range;
-}
-
 /// makes TiledArray::Range from a btas::RangeNd
 
 /// \param[in] range a btas::RangeNd object
diff --git a/src/TiledArray/range.h b/src/TiledArray/range.h
index eb8ac5cd53..3f4e809d37 100644
--- a/src/TiledArray/range.h
+++ b/src/TiledArray/range.h
@@ -1311,5 +1311,16 @@ inline bool is_congruent(const Range& r1, const Range& r2) {
 /// \return true since TiledArray::Range is contiguous by definition
 inline bool is_contiguous(const Range& range) { return true; }
 
+namespace detail {
+
+// TiledArray::detail::make_ta_range(rng) converts to its TA equivalent
+
+/// "converts" TiledArray::Range into TiledArray::Range
+inline const TiledArray::Range& make_ta_range(const TiledArray::Range& range) {
+  return range;
+}
+
+}  // namespace detail
+
 }  // namespace TiledArray
 #endif  // TILEDARRAY_RANGE_H__INCLUDED