diff --git a/dlib/svm/kcentroid.h b/dlib/svm/kcentroid.h
index 7ebf740fe..5ebac2b2b 100644
--- a/dlib/svm/kcentroid.h
+++ b/dlib/svm/kcentroid.h
@@ -71,7 +71,7 @@ namespace dlib
             const kernel_type& kernel_, 
             scalar_type tolerance_ = 0.001,
             unsigned long max_dictionary_size_ = 1000000,
-            bool remove_oldest_first_ = true
+            bool remove_oldest_first_ = false 
         ) : 
             my_remove_oldest_first(remove_oldest_first_),
             kernel(kernel_), 
diff --git a/dlib/svm/kcentroid_abstract.h b/dlib/svm/kcentroid_abstract.h
index f976bdf80..94d5a6dd7 100644
--- a/dlib/svm/kcentroid_abstract.h
+++ b/dlib/svm/kcentroid_abstract.h
@@ -58,7 +58,7 @@ namespace dlib
             const kernel_type& kernel_, 
             scalar_type tolerance_ = 0.001,
             unsigned long max_dictionary_size_ = 1000000,
-            bool remove_oldest_first_ = true
+            bool remove_oldest_first_ = false 
         );
         /*!
             requires