diff --git a/include/simdjson/generic/ondemand/array_iterator-inl.h b/include/simdjson/generic/ondemand/array_iterator-inl.h
index 8d5608896..ecc1f0635 100644
--- a/include/simdjson/generic/ondemand/array_iterator-inl.h
+++ b/include/simdjson/generic/ondemand/array_iterator-inl.h
@@ -19,11 +19,11 @@ simdjson_really_inline simdjson_result<value> array_iterator<T>::operator*() noe
   return value::start(iter->borrow_iterator());
 }
 template<typename T>
-simdjson_really_inline bool array_iterator<T>::operator==(const array_iterator<T> &other) noexcept {
+simdjson_really_inline bool array_iterator<T>::operator==(const array_iterator<T> &other) const noexcept {
   return !(*this != other);
 }
 template<typename T>
-simdjson_really_inline bool array_iterator<T>::operator!=(const array_iterator<T> &) noexcept {
+simdjson_really_inline bool array_iterator<T>::operator!=(const array_iterator<T> &) const noexcept {
   return iter->is_iterator_alive();
 }
 template<typename T>
@@ -62,12 +62,12 @@ simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::value>
   return *this->first;
 }
 template<typename T>
-simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>>::operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &other) noexcept {
+simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>>::operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &other) const noexcept {
   if (this->error()) { return true; }
   return this->first == other.first;
 }
 template<typename T>
-simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>>::operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &other) noexcept {
+simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>>::operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &other) const noexcept {
   if (this->error()) { return false; }
   return this->first != other.first;
 }
diff --git a/include/simdjson/generic/ondemand/array_iterator.h b/include/simdjson/generic/ondemand/array_iterator.h
index b4cba38bd..6fa21c43d 100644
--- a/include/simdjson/generic/ondemand/array_iterator.h
+++ b/include/simdjson/generic/ondemand/array_iterator.h
@@ -41,7 +41,7 @@ public:
    *
    * @return true if there are no more elements in the JSON array.
    */
-  simdjson_really_inline bool operator==(const array_iterator<T> &) noexcept;
+  simdjson_really_inline bool operator==(const array_iterator<T> &) const noexcept;
   /**
    * Check if there are more elements in the JSON array.
    *
@@ -49,7 +49,7 @@ public:
    *
    * @return true if there are more elements in the JSON array.
    */
-  simdjson_really_inline bool operator!=(const array_iterator<T> &) noexcept;
+  simdjson_really_inline bool operator!=(const array_iterator<T> &) const noexcept;
   /**
    * Move to the next element.
    *
@@ -91,8 +91,8 @@ public:
   //
 
   simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::value> operator*() noexcept; // MUST ONLY BE CALLED ONCE PER ITERATION.
-  simdjson_really_inline bool operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &) noexcept;
-  simdjson_really_inline bool operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &) noexcept;
+  simdjson_really_inline bool operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &) const noexcept;
+  simdjson_really_inline bool operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &) const noexcept;
   simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::array_iterator<T>> &operator++() noexcept;
 };
 
diff --git a/include/simdjson/generic/ondemand/object_iterator-inl.h b/include/simdjson/generic/ondemand/object_iterator-inl.h
index e44f9f238..ad389f4f0 100644
--- a/include/simdjson/generic/ondemand/object_iterator-inl.h
+++ b/include/simdjson/generic/ondemand/object_iterator-inl.h
@@ -17,10 +17,10 @@ simdjson_really_inline simdjson_result<field> object_iterator::operator*() noexc
   if (result.error()) { iter->release(); }
   return result;
 }
-simdjson_really_inline bool object_iterator::operator==(const object_iterator &other) noexcept {
+simdjson_really_inline bool object_iterator::operator==(const object_iterator &other) const noexcept {
   return !(*this != other);
 }
-simdjson_really_inline bool object_iterator::operator!=(const object_iterator &) noexcept {
+simdjson_really_inline bool object_iterator::operator!=(const object_iterator &) const noexcept {
   return iter->is_alive();
 }
 simdjson_really_inline object_iterator &object_iterator::operator++() noexcept {
@@ -55,12 +55,12 @@ simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::field>
   return *first;
 }
 // Assumes it's being compared with the end. true if depth < iter->depth.
-simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator>::operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &other) noexcept {
+simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator>::operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &other) const noexcept {
   if (error()) { return true; }
   return first == other.first;
 }
 // Assumes it's being compared with the end. true if depth >= iter->depth.
-simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator>::operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &other) noexcept {
+simdjson_really_inline bool simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator>::operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &other) const noexcept {
   if (error()) { return false; }
   return first != other.first;
 }
diff --git a/include/simdjson/generic/ondemand/object_iterator.h b/include/simdjson/generic/ondemand/object_iterator.h
index 43f51bd48..cf3670f76 100644
--- a/include/simdjson/generic/ondemand/object_iterator.h
+++ b/include/simdjson/generic/ondemand/object_iterator.h
@@ -26,9 +26,9 @@ public:
   // MUST ONLY BE CALLED ONCE PER ITERATION.
   simdjson_really_inline simdjson_result<field> operator*() noexcept;
   // Assumes it's being compared with the end. true if depth < iter->depth.
-  simdjson_really_inline bool operator==(const object_iterator &) noexcept;
+  simdjson_really_inline bool operator==(const object_iterator &) const noexcept;
   // Assumes it's being compared with the end. true if depth >= iter->depth.
-  simdjson_really_inline bool operator!=(const object_iterator &) noexcept;
+  simdjson_really_inline bool operator!=(const object_iterator &) const noexcept;
   // Checks for ']' and ','
   simdjson_really_inline object_iterator &operator++() noexcept;
 private:
@@ -61,9 +61,9 @@ public:
   // Reads key and value, yielding them to the user.
   simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::field> operator*() noexcept; // MUST ONLY BE CALLED ONCE PER ITERATION.
   // Assumes it's being compared with the end. true if depth < iter->depth.
-  simdjson_really_inline bool operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &) noexcept;
+  simdjson_really_inline bool operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &) const noexcept;
   // Assumes it's being compared with the end. true if depth >= iter->depth.
-  simdjson_really_inline bool operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &) noexcept;
+  simdjson_really_inline bool operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &) const noexcept;
   // Checks for ']' and ','
   simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &operator++() noexcept;
 };