diff --git a/src/utility.h b/src/utility.h
index db6aa911..8c96f1be 100644
--- a/src/utility.h
+++ b/src/utility.h
@@ -39,17 +39,6 @@ SOFTWARE.
 
 namespace etl
 {
-  //***************************************************************************
-  /// exchange
-  //***************************************************************************
-  template <typename T, typename U = T>
-  T exchange(T& object, U& new_value)
-  {
-    T old_value = object;
-    object = new_value;
-    return old_value;
-  }
-
   //***************************************************************************
   /// exchange (const)
   //***************************************************************************