diff --git a/include/zeus/CMatrix4f.hpp b/include/zeus/CMatrix4f.hpp
index 40da5f9..5ac0d4d 100644
--- a/include/zeus/CMatrix4f.hpp
+++ b/include/zeus/CMatrix4f.hpp
@@ -51,6 +51,8 @@ public:
 
   constexpr CMatrix4f& operator=(const CMatrix4f& other) = default;
 
+  constexpr bool operator==(const CMatrix4f&) const = default;
+
   [[nodiscard]] CVector4f operator*(const CVector4f& other) const {
     return m[0].mSimd * other.mSimd.shuffle<0, 0, 0, 0>() + m[1].mSimd * other.mSimd.shuffle<1, 1, 1, 1>() +
            m[2].mSimd * other.mSimd.shuffle<2, 2, 2, 2>() + m[3].mSimd * other.mSimd.shuffle<3, 3, 3, 3>();
diff --git a/src/CMatrix3f.cpp b/src/CMatrix3f.cpp
index 7dcd16c..823cd30 100644
--- a/src/CMatrix3f.cpp
+++ b/src/CMatrix3f.cpp
@@ -4,8 +4,7 @@
 
 namespace zeus {
 
-CMatrix3f::CMatrix3f(const CQuaternion& quat) {
-  CQuaternion nq = quat.normalized();
+CMatrix3f::CMatrix3f(const CQuaternion& nq) {
   float x2 = nq.x() * nq.x();
   float y2 = nq.y() * nq.y();
   float z2 = nq.z() * nq.z();