diff --git a/esphome/core/helpers.h b/esphome/core/helpers.h
index a2b33dd7b1..f68ad5a9f6 100644
--- a/esphome/core/helpers.h
+++ b/esphome/core/helpers.h
@@ -420,7 +420,7 @@ template<typename T, size_t MAX_CAPACITY = std::numeric_limits<uint16_t>::max()>
     if constexpr (std::is_trivially_copyable<T>::value && std::is_trivially_default_constructible<T>::value) {
       ::operator delete(this->data_);
     } else {
-      delete[] this->data_;
+      ::operator delete(this->data_);
     }
   }
 
@@ -1804,7 +1804,7 @@ template<typename... Ts> class CallbackManager<void(Ts...)> {
 
  public:
   CallbackManager() = default;
-  ~CallbackManager() { delete[] this->data_; }
+  ~CallbackManager() { ::operator delete(this->data_); }
 
   // Non-copyable (would alias data_), movable (for std::map support)
   CallbackManager(const CallbackManager &) = delete;
@@ -1817,7 +1817,7 @@ template<typename... Ts> class CallbackManager<void(Ts...)> {
   }
   CallbackManager &operator=(CallbackManager &&other) noexcept {
     if (this != &other) {
-      delete[] this->data_;
+      ::operator delete(this->data_);
       this->data_ = other.data_;
       this->size_ = other.size_;
       this->capacity_ = other.capacity_;