diff --git a/modules/imgproc/src/intersection.cpp b/modules/imgproc/src/intersection.cpp
index cdee36663..dfebd260e 100644
--- a/modules/imgproc/src/intersection.cpp
+++ b/modules/imgproc/src/intersection.cpp
@@ -231,7 +231,7 @@ int rotatedRectangleIntersection( const RotatedRect& rect1, const RotatedRect& r
                 // Found a dupe, remove it
                 std::swap(intersection[j], intersection.back());
                 intersection.pop_back();
-                i--; // restart check
+                j--; // restart check
             }
         }
     }