diff --git a/matrix.c b/matrix.c
index e5095b2..728f8f6 100644
--- a/matrix.c
+++ b/matrix.c
@@ -72,6 +72,7 @@ Matrix add(const Matrix matrix1, const Matrix matrix2)
             setMatrixAt(sum, result_add, r, c); // evtl re
         }
     }
+    return result_add;
 }
 
 Matrix multiply(const Matrix matrix1, const Matrix matrix2)
@@ -82,7 +83,7 @@ Matrix multiply(const Matrix matrix1, const Matrix matrix2)
     if (matrix1.cols != matrix2.rows)
         return createMatrix(0, 0);
 
-    Matrix result = createMatrix(matrix1.rows, matrix2.cols); // ""
+    Matrix result_mul = createMatrix(matrix1.rows, matrix2.cols); // ""
 
     for (int index = 0; index < matrix1.rows; index++)
     {
@@ -96,7 +97,8 @@ Matrix multiply(const Matrix matrix1, const Matrix matrix2)
                 buffer_add += getMatrixAt(matrix1, index, skalar) * getMatrixAt(matrix2, skalar, shift);
             }
             // matrix_mul[index][shift] = buffer_add;
-            setMatrixAt(buffer_add, result, index, shift); // result als Pointer, also mit &result
+            setMatrixAt(buffer_add, result_mul, index, shift); // result als Pointer, also mit &result
         }
     }
+    return result_mul;
 }
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