diff --git a/mission/controller/acs/MultiplicativeKalmanFilter.cpp b/mission/controller/acs/MultiplicativeKalmanFilter.cpp
index 06595ec3..c6431aa2 100644
--- a/mission/controller/acs/MultiplicativeKalmanFilter.cpp
+++ b/mission/controller/acs/MultiplicativeKalmanFilter.cpp
@@ -629,8 +629,8 @@ void MultiplicativeKalmanFilter::updateDataSet(
 void MultiplicativeKalmanFilter::setStrData(double qX, double qY, double qZ, double qW,
                                             bool valid) {
   strData.strQuat.value[0] = qX;
-  strData.strQuat.value[1] = qX;
-  strData.strQuat.value[2] = qX;
-  strData.strQuat.value[3] = qX;
+  strData.strQuat.value[1] = qY;
+  strData.strQuat.value[2] = qZ;
+  strData.strQuat.value[3] = qW;
   strData.strQuat.valid = valid;
 }