diff --git a/test/serial/MatrixTest/MatrixMultiplication.cc b/test/serial/MatrixTest/MatrixMultiplication.cc
index de958ea..739ba10 100644
--- a/test/serial/MatrixTest/MatrixMultiplication.cc
+++ b/test/serial/MatrixTest/MatrixMultiplication.cc
@@ -20,7 +20,7 @@ TEST_CASE("Test scalar product between two vector matrices") {
 
   nnhep::Matrix<int> product{m1 * m2};
 
-  CHECK(product.get(0, 0) == 735);
+  CHECK(product(0, 0) == 735);
 }
 
 TEST_CASE("Test matrix product between two 2x2 matrices") {
@@ -37,10 +37,10 @@ TEST_CASE("Test matrix product between two 2x2 matrices") {
   nnhep::Matrix<int> product(2, 2);
   product = m1 * m2;
 
-  CHECK(product.get(0, 0) == 14);
-  CHECK(product.get(1, 0) == 30);
-  CHECK(product.get(0, 1) == 20);
-  CHECK(product.get(1, 1) == 44);
+  CHECK(product(0, 0) == 14);
+  CHECK(product(1, 0) == 30);
+  CHECK(product(0, 1) == 20);
+  CHECK(product(1, 1) == 44);
   CHECK(product[0] == 14);
   CHECK(product[1] == 20);
   CHECK(product[2] == 30);
diff --git a/test/serial/MatrixTest/MatrixSum.cc b/test/serial/MatrixTest/MatrixSum.cc
index 23f01dd..70e255d 100644
--- a/test/serial/MatrixTest/MatrixSum.cc
+++ b/test/serial/MatrixTest/MatrixSum.cc
@@ -39,10 +39,10 @@ TEST_CASE("Test matrix product between two 2x2 matrices") {
   nnhep::Matrix<int> sum_matrix(2, 2);
   sum_matrix = m1 + m2;
 
-  CHECK(sum_matrix.get(0, 0) == 3);
-  CHECK(sum_matrix.get(1, 0) == 9);
-  CHECK(sum_matrix.get(0, 1) == 6);
-  CHECK(sum_matrix.get(1, 1) == 12);
+  CHECK(sum_matrix(0, 0) == 3);
+  CHECK(sum_matrix(1, 0) == 9);
+  CHECK(sum_matrix(0, 1) == 6);
+  CHECK(sum_matrix(1, 1) == 12);
   CHECK(sum_matrix[0] == 3);
   CHECK(sum_matrix[1] == 6);
   CHECK(sum_matrix[2] == 9);
diff --git a/test/serial/MatrixTest/MatrixTransposition.cc b/test/serial/MatrixTest/MatrixTransposition.cc
index 63be09d..263c3e1 100644
--- a/test/serial/MatrixTest/MatrixTransposition.cc
+++ b/test/serial/MatrixTest/MatrixTransposition.cc
@@ -42,7 +42,7 @@ TEST_CASE("Test the transposition of a square matrix") {
   CHECK(m2.ncols() == 4);
   for (int i{}; i < m2.nrows(); ++i) {
     for (int j{}; j < m2.ncols(); ++j) {
-      CHECK(m2.get(i, j) == m1.get(j, i));
+      CHECK(m2(i, j) == m1(j, i));
     }
   }
 }
@@ -62,7 +62,7 @@ TEST_CASE("Test the transposition of a rectangular matrix") {
   CHECK(m2.ncols() == 2);
   for (int i{}; i < m2.nrows(); ++i) {
     for (int j{}; j < m2.ncols(); ++j) {
-      CHECK(m2.get(i, j) == m1.get(j, i));
+      CHECK(m2(i, j) == m1(j, i));
     }
   }
 }