diff --git a/modules/imgproc/src/smooth.cpp b/modules/imgproc/src/smooth.cpp
index 905caae828..dec283607a 100644
--- a/modules/imgproc/src/smooth.cpp
+++ b/modules/imgproc/src/smooth.cpp
@@ -433,7 +433,7 @@ void cv::GaussianBlur( InputArray _src, OutputArray _dst, Size ksize,
     }
 
 #ifdef HAVE_TEGRA_OPTIMIZATION
-    if(tegra::gaussian(src, dst, ksize, borderType))
+    if(sigma1 == 0 && sigma2 == 0 && tegra::gaussian(src, dst, ksize, borderType))
         return;
 #endif