diff --git a/matrix_2d.c b/src/matrix/matrix_2d.c
similarity index 100%
rename from matrix_2d.c
rename to src/matrix/matrix_2d.c
diff --git a/matrix_3d.c b/src/matrix/matrix_3d.c
similarity index 100%
rename from matrix_3d.c
rename to src/matrix/matrix_3d.c