--- a/subprojects/shotwell-facedetect/facedetect-opencv.cpp.ORIG	2019-03-27 19:58:01.000000000 +0100
+++ b/subprojects/shotwell-facedetect/facedetect-opencv.cpp	2019-12-09 14:20:48.125205029 +0100
@@ -1,6 +1,8 @@
 #include "shotwell-facedetect.hpp"
 
 #include <opencv2/imgcodecs.hpp>
+#include <opencv2/imgproc/types_c.h>
+
 
 #define OPENFACE_RECOG_TORCH_NET "openface.nn4.small2.v1.t7"
 #define RESNET_DETECT_CAFFE_NET "res10_300x300_ssd_iter_140000_fp16.caffemodel"
@@ -41,7 +43,7 @@
         cv::resize(gray, smallImg, smallImgSize, 0, 0, cv::INTER_LINEAR);
         cv::equalizeHist(smallImg, smallImg);
 
-        cascade.detectMultiScale(smallImg, faces, 1.1, 2, CV_HAAR_SCALE_IMAGE, cv::Size(30, 30));
+        cascade.detectMultiScale(smallImg, faces, 1.1, 2, cv::CASCADE_SCALE_IMAGE, cv::Size(30, 30));
     } else {
 #ifdef HAS_OPENCV_DNN
         // DNN based face detection
@@ -159,7 +161,7 @@
 
 std::vector<double> faceToVec(cv::String inputName) {
     std::vector<double> ret;
-    cv::Mat img = imread(inputName, 1);
+    cv::Mat img = cv::imread(inputName, 1);
 	if (img.empty()) {
         std::cout << "error;Could not load the file to process. Filename: \"" << inputName << "\"" << std::endl;
         ret.assign(128, 0);