diff --git a/modules/ocl/src/tvl1flow.cpp b/modules/ocl/src/tvl1flow.cpp
index 76c0a2eb10..d063a58939 100644
--- a/modules/ocl/src/tvl1flow.cpp
+++ b/modules/ocl/src/tvl1flow.cpp
@@ -121,10 +121,8 @@ void cv::ocl::OpticalFlowDual_TVL1_OCL::operator()(const oclMat& I0, const oclMa
             ocl::pyrDown(u1s[s - 1], u1s[s]);
             ocl::pyrDown(u2s[s - 1], u2s[s]);
 
-            //ocl::multiply(u1s[s], Scalar::all(0.5), u1s[s]);
-            multiply(0.5, u1s[s], u1s[s]);
-            //ocl::multiply(u2s[s], Scalar::all(0.5), u2s[s]);
-            multiply(0.5, u1s[s], u2s[s]);
+            ocl::multiply(0.5, u1s[s], u1s[s]);
+            ocl::multiply(0.5, u2s[s], u2s[s]);
         }
     }