diff --git a/modules/imgcodecs/src/grfmt_exr.cpp b/modules/imgcodecs/src/grfmt_exr.cpp
index 786b9d176b..65a0e5e03b 100644
--- a/modules/imgcodecs/src/grfmt_exr.cpp
+++ b/modules/imgcodecs/src/grfmt_exr.cpp
@@ -729,7 +729,7 @@ bool  ExrEncoder::write( const Mat& img, const std::vector<int>& params )
     Mat exrMat;
     if( type == HALF )
     {
-        convertFp16(img, exrMat);
+        img.convertTo(exrMat, CV_16F);
         buffer = (char *)const_cast<uchar *>( exrMat.ptr() );
         bufferstep = exrMat.step;
         size = 2;