diff --git a/modules/objdetect/src/hog.cpp b/modules/objdetect/src/hog.cpp
index 1c0fbf2aea..389fa09347 100644
--- a/modules/objdetect/src/hog.cpp
+++ b/modules/objdetect/src/hog.cpp
@@ -2650,7 +2650,7 @@ void HOGDescriptor::groupRectangles(vector<cv::Rect>& rectList, vector<double>&
 
     vector<cv::Rect_<double> > rrects(nclasses);
     vector<int> numInClass(nclasses, 0);
-    vector<double> foundWeights(nclasses, DBL_MIN);
+    vector<double> foundWeights(nclasses, -std::numeric_limits<double>::max());
     int i, j, nlabels = (int)labels.size();
 
     for( i = 0; i < nlabels; i++ )