diff --git a/src/ox/std/vector.hpp b/src/ox/std/vector.hpp
index ec0674368..e24380d5b 100644
--- a/src/ox/std/vector.hpp
+++ b/src/ox/std/vector.hpp
@@ -110,7 +110,7 @@ class Vector: detail::SmallVector<T, SmallVectorSize> {
 				size_type m_max = 0;
 
 			public:
-				constexpr iterator(PtrType t, size_type offset, size_type max) {
+				constexpr iterator(PtrType t, size_type offset, size_type max) noexcept {
 					m_t = t;
 					m_offset = offset;
 					m_max = max;
@@ -240,19 +240,19 @@ class Vector: detail::SmallVector<T, SmallVectorSize> {
 		}
 
 		constexpr iterator<T&, T*, true> rbegin() const noexcept {
-			return iterator<T&, T*, true>(m_items, m_size, m_size);
+			return iterator<T&, T*, true>(m_items, m_size - 1, m_size);
 		}
 
 		constexpr iterator<T&, T*, true> rend() const noexcept {
-			return iterator<T&, T*, true>(m_items, 0, m_size);
+			return iterator<T&, T*, true>(m_items, MaxValue<size_type>, m_size);
 		}
 
 		constexpr iterator<const T&, const T*, true> crbegin() const noexcept {
-			return iterator<const T&, const T*, true>(m_items, m_size, m_size);
+			return iterator<const T&, const T*, true>(m_items, m_size - 1, m_size);
 		}
 
 		constexpr iterator<const T&, const T*, true> crend() const noexcept {
-			return iterator<const T&, const T*, true>(m_items, 0, m_size);
+			return iterator<const T&, const T*, true>(m_items, MaxValue<size_type>, m_size);
 		}
 
 		bool operator==(const Vector &other) const;