diff --git a/libraries/animation/src/Rig.cpp b/libraries/animation/src/Rig.cpp
index 4a22aa1df1..2d37213c7a 100644
--- a/libraries/animation/src/Rig.cpp
+++ b/libraries/animation/src/Rig.cpp
@@ -1135,9 +1135,9 @@ void Rig::updateEyeJoint(int index, const glm::vec3& modelTranslation, const glm
         }
 
         glm::vec3 headUp = headQuat * Vectors::UNIT_Y;
-        glm::vec3 z, y, x;
-        generateBasisVectors(lookAtVector, headUp, z, y, x);
-        glm::mat3 m(-x, y, z);
+        glm::vec3 z, y, zCrossY;
+        generateBasisVectors(lookAtVector, headUp, z, y, zCrossY);
+        glm::mat3 m(-zCrossY, y, z);
         glm::quat desiredQuat = glm::normalize(glm::quat_cast(m));
 
         glm::quat deltaQuat = desiredQuat * glm::inverse(headQuat);