diff --git a/src/dynamics/attitude/ode_attitude_with_cantilever_vibration.hpp b/src/dynamics/attitude/ode_attitude_with_cantilever_vibration.hpp
index 36a04a691..cabadaacc 100644
--- a/src/dynamics/attitude/ode_attitude_with_cantilever_vibration.hpp
+++ b/src/dynamics/attitude/ode_attitude_with_cantilever_vibration.hpp
@@ -34,6 +34,11 @@ class AttitudeWithCantileverVibrationOde : public InterfaceOde<13> {
       omega_cantilever_rad_s[i] = state[i + 3];
     }
 
+    libra::Vector<4> quaternion_i2b;
+    for (size_t i = 0; i < 4; i++) {
+      quaternion_i2b[i] = state[i + 6];
+    }
+
     libra::Vector<3> euler_angle_cantilever_rad;
     for (size_t i = 0; i < 3; i++) {
       euler_angle_cantilever_rad[i] = state[i + 10];
@@ -57,11 +62,6 @@ class AttitudeWithCantileverVibrationOde : public InterfaceOde<13> {
       output[i + 3] = angular_accelaration_cantilever_rad_s2[i];
     }
 
-    libra::Vector<4> quaternion_i2b;
-    for (size_t i = 0; i < 4; i++) {
-      quaternion_i2b[i] = state[i + 6];
-    }
-
     libra::Vector<4> d_quaternion = 0.5 * CalcAngularVelocityMatrix(omega_b_rad_s) * quaternion_i2b;
 
     for (size_t i = 0; i < 4; i++) {