diff --git a/src/core/transformations/blur_gaussian.cpp b/src/core/transformations/blur_gaussian.cpp
index 15d0423..c6e9990 100644
--- a/src/core/transformations/blur_gaussian.cpp
+++ b/src/core/transformations/blur_gaussian.cpp
@@ -25,7 +25,9 @@ math::matrix<float> BlurGaussian::getMask(int size, Mode)
 {
     math::matrix<float> mask(size, size);
 
-    qDebug() << Q_FUNC_INFO << "Not implemented yet!";
+    for (int i = 0; i < size; i++)
+        for (int j = 0; j < size; j++)
+            mask(i, j) = getGauss(i - radius, j - radius, sigma);
 
     return mask;
 }