diff --git a/modules/img_hash/src/radial_variance_hash.cpp b/modules/img_hash/src/radial_variance_hash.cpp
index 375cb57a1..794d252ce 100644
--- a/modules/img_hash/src/radial_variance_hash.cpp
+++ b/modules/img_hash/src/radial_variance_hash.cpp
@@ -266,7 +266,7 @@ public:
         }
         else
         {
-            hash = 0;
+            hash.setTo(cv::Scalar::all(0));
         }
     }