diff --git a/modules/features2d/src/bagofwords.cpp b/modules/features2d/src/bagofwords.cpp
index c0b4b26096..11f8c4ba37 100644
--- a/modules/features2d/src/bagofwords.cpp
+++ b/modules/features2d/src/bagofwords.cpp
@@ -204,14 +204,4 @@ void BOWImgDescriptorExtractor::compute( const Mat& descriptors, Mat& imgDescrip
     imgDescriptor /= descriptors.rows;
 }
 
-int BOWImgDescriptorExtractor::descriptorSize() const
-{
-    return vocabulary.empty() ? 0 : vocabulary.rows;
-}
-
-int BOWImgDescriptorExtractor::descriptorType() const
-{
-    return CV_32FC1;
-}
-
 }