diff --git a/linalg/main.c b/linalg/main.c
index 1d315c5..a06c9be 100644
--- a/linalg/main.c
+++ b/linalg/main.c
@@ -140,7 +140,7 @@ float mat2_det(const Mat2 *m);
  * @param m Pointer to the matrix.
  * @return The determinant of the matrix.
  */
-float mat3_det2(const Mat3 *m);
+float mat3_det(const Mat3 *m);
 
 /**
  * @brief Multiplies two 2x2 matrices (row-major order).