diff --git a/basic-geometry/turn3.c b/basic-geometry/turn3.c
index 98d78f5..52257ae 100644
--- a/basic-geometry/turn3.c
+++ b/basic-geometry/turn3.c
@@ -62,6 +62,9 @@ extern inline void bgc_fp64_turn3_exclude(BGC_FP64_Turn3* const difference, cons
 extern inline void bgc_fp32_turn3_get_rotation_matrix(BGC_FP32_Matrix3x3* const matrix, const BGC_FP32_Turn3* const turn);
 extern inline void bgc_fp64_turn3_get_rotation_matrix(BGC_FP64_Matrix3x3* const matrix, const BGC_FP64_Turn3* const turn);
 
+extern inline int bgc_fp32_turn3_set_rotation_matrix(BGC_FP32_Turn3* const turn, const BGC_FP32_Matrix3x3* const matrix);
+extern inline int bgc_fp64_turn3_set_rotation_matrix(BGC_FP64_Turn3* const turn, const BGC_FP64_Matrix3x3* const matrix);
+
 extern inline void bgc_fp32_turn3_get_reverse_matrix(BGC_FP32_Matrix3x3* const matrix, const BGC_FP32_Turn3* const turn);
 extern inline void bgc_fp64_turn3_get_reverse_matrix(BGC_FP64_Matrix3x3* const matrix, const BGC_FP64_Turn3* const turn);
 
diff --git a/basic-geometry/turn3.h b/basic-geometry/turn3.h
index 5a2ca98..4dd171a 100644
--- a/basic-geometry/turn3.h
+++ b/basic-geometry/turn3.h
@@ -371,6 +371,18 @@ inline void bgc_fp64_turn3_get_rotation_matrix(BGC_FP64_Matrix3x3* const matrix,
     bgc_fp64_quaternion_get_rotation_matrix(matrix, &turn->_versor);
 }
 
+// ============ Set Rotation Matrix ============= //
+
+inline int bgc_fp32_turn3_set_rotation_matrix(BGC_FP32_Turn3* const turn, const BGC_FP32_Matrix3x3* const matrix)
+{
+    return bgc_fp32_quaternion_set_rotation_matrix(&turn->_versor, matrix);
+}
+
+inline int bgc_fp64_turn3_set_rotation_matrix(BGC_FP64_Turn3* const turn, const BGC_FP64_Matrix3x3* const matrix)
+{
+    return bgc_fp64_quaternion_set_rotation_matrix(&turn->_versor, matrix);
+}
+
 // ============= Get Reverse Matrix ============= //
 
 inline void bgc_fp32_turn3_get_reverse_matrix(BGC_FP32_Matrix3x3* const matrix, const BGC_FP32_Turn3* const turn)