diff --git a/src/Matrix.cc b/src/Matrix.cc
index 716ddb7..b7884e0 100755
--- a/src/Matrix.cc
+++ b/src/Matrix.cc
@@ -2485,6 +2485,8 @@ NAN_METHOD(Matrix::CvtColor) {
     iTransform = CV_BayerGR2BGR;
   } else if (!strcmp(sTransform, "CV_BGR2RGB")) {
     iTransform = CV_BGR2RGB;
+  } else if (!strcmp(sTransform, "CV_BGRA2BGR")) {
+    iTransform = CV_BGRA2BGR;
   } else {
     iTransform = 0;  // to avoid compiler warning
     Nan::ThrowTypeError("Conversion code is unsupported");