diff --git a/.DS_Store b/.DS_Store
index 7192c57..1ab7324 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/include/image/transformations.h b/include/image/transformations.h
index ea40ab4..8cf5220 100644
--- a/include/image/transformations.h
+++ b/include/image/transformations.h
@@ -10,6 +10,6 @@ unsigned int*
 ppm_flip_v(const unsigned int* buf, const PPM img);
 
 unsigned int*
-u32_rotate(const unsigned int* buf, PPM* m_img, const int len);
+u32_rotate(const unsigned int* buf, PPM* m_img);
 
 #endif
diff --git a/src/transformations.c b/src/transformations.c
index e1c9ee4..2862358 100644
--- a/src/transformations.c
+++ b/src/transformations.c
@@ -1,6 +1,7 @@
-#include <stdlib.h>
 #include "image/transformations.h"
 
+#include <stdlib.h>
+
 unsigned int*
 ppm_flip_h(const unsigned int* buf, const PPM img)
 {
@@ -45,9 +46,9 @@ ppm_flip_v(const unsigned int* buf, const PPM img)
 }
 
 unsigned int*
-u32_rotate(const unsigned int* buf, PPM* m_img, const int len)
+u32_rotate(const unsigned int* buf, PPM* m_img)
 {
-	unsigned int* mask = malloc(len * sizeof(unsigned int));
+	unsigned int* mask = malloc(m_img->len * sizeof(unsigned int));
 	int old_width = m_img->width;
 	int old_height = m_img->height;
 	for (int row = 0; row < old_height; row++)