diff --git a/mission/controller/acs/control/SafeCtrl.cpp b/mission/controller/acs/control/SafeCtrl.cpp
index 544e5402..95a27e92 100644
--- a/mission/controller/acs/control/SafeCtrl.cpp
+++ b/mission/controller/acs/control/SafeCtrl.cpp
@@ -123,7 +123,7 @@ void SafeCtrl::calculateRotationalRateTorque(const double *sunDirB, const double
 
   // calculate torque for orthogonal rotational rate
   double orthoFactor[3][3] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}};
-  MatrixOperations<double>::multiplyScalar(*inertiaMatrix, gainOrtho, *orthoFactor, 3, 3);
+  MatrixOperations<double>::multiplyScalar(*inertiaMatrix, -gainOrtho, *orthoFactor, 3, 3);
   MatrixOperations<double>::multiply(*orthoFactor, satRotRateOrthogonalB, cmdOrtho, 3, 3, 1);
 }