diff --git a/include/boo/BooObject.hpp b/include/boo/BooObject.hpp
index d82e864..a819836 100644
--- a/include/boo/BooObject.hpp
+++ b/include/boo/BooObject.hpp
@@ -11,8 +11,8 @@ protected:
   virtual ~IObj() = default;
 
 public:
-  void increment() { m_refCount.fetch_add(1, std::memory_order_relaxed); }
-  void decrement() {
+  void increment() noexcept { m_refCount.fetch_add(1, std::memory_order_relaxed); }
+  void decrement() noexcept {
     if (m_refCount.fetch_sub(1, std::memory_order_release) == 1) {
       std::atomic_thread_fence(std::memory_order_acquire);
       delete this;
@@ -25,17 +25,17 @@ class ObjToken {
   SubCls* m_obj = nullptr;
 
 public:
-  ObjToken() = default;
-  ObjToken(SubCls* obj) : m_obj(obj) {
+  ObjToken() noexcept = default;
+  ObjToken(SubCls* obj) noexcept : m_obj(obj) {
     if (m_obj)
       m_obj->increment();
   }
-  ObjToken(const ObjToken& other) : m_obj(other.m_obj) {
+  ObjToken(const ObjToken& other) noexcept : m_obj(other.m_obj) {
     if (m_obj)
       m_obj->increment();
   }
-  ObjToken(ObjToken&& other) : m_obj(other.m_obj) { other.m_obj = nullptr; }
-  ObjToken& operator=(SubCls* obj) {
+  ObjToken(ObjToken&& other) noexcept : m_obj(other.m_obj) { other.m_obj = nullptr; }
+  ObjToken& operator=(SubCls* obj) noexcept {
     if (m_obj)
       m_obj->decrement();
     m_obj = obj;
@@ -43,7 +43,7 @@ public:
       m_obj->increment();
     return *this;
   }
-  ObjToken& operator=(const ObjToken& other) {
+  ObjToken& operator=(const ObjToken& other) noexcept {
     if (m_obj)
       m_obj->decrement();
     m_obj = other.m_obj;
@@ -51,26 +51,26 @@ public:
       m_obj->increment();
     return *this;
   }
-  ObjToken& operator=(ObjToken&& other) {
+  ObjToken& operator=(ObjToken&& other) noexcept {
     if (m_obj)
       m_obj->decrement();
     m_obj = other.m_obj;
     other.m_obj = nullptr;
     return *this;
   }
-  ~ObjToken() {
+  ~ObjToken() noexcept {
     if (m_obj)
       m_obj->decrement();
   }
-  SubCls* get() const { return m_obj; }
-  SubCls* operator->() const { return m_obj; }
-  SubCls& operator*() const { return *m_obj; }
+  SubCls* get() const noexcept { return m_obj; }
+  SubCls* operator->() const noexcept { return m_obj; }
+  SubCls& operator*() const noexcept { return *m_obj; }
   template <class T>
-  T* cast() const {
+  T* cast() const noexcept {
     return static_cast<T*>(m_obj);
   }
-  operator bool() const { return m_obj != nullptr; }
-  void reset() {
+  operator bool() const noexcept { return m_obj != nullptr; }
+  void reset() noexcept {
     if (m_obj)
       m_obj->decrement();
     m_obj = nullptr;