diff --git a/AK/Utf16View.cpp b/AK/Utf16View.cpp
index 11b91e77861..c6cd17668b7 100644
--- a/AK/Utf16View.cpp
+++ b/AK/Utf16View.cpp
@@ -177,9 +177,9 @@ ErrorOr<String> Utf16View::to_utf8(AllowInvalidCodeUnits allow_invalid_code_unit
 
 size_t Utf16View::length_in_code_points() const
 {
-    if (!m_length_in_code_points.has_value())
+    if (m_length_in_code_points == NumericLimits<size_t>::max())
         m_length_in_code_points = calculate_length_in_code_points();
-    return *m_length_in_code_points;
+    return m_length_in_code_points;
 }
 
 u16 Utf16View::code_unit_at(size_t index) const
diff --git a/AK/Utf16View.h b/AK/Utf16View.h
index f5b3f367751..2c69f89b6e7 100644
--- a/AK/Utf16View.h
+++ b/AK/Utf16View.h
@@ -135,7 +135,7 @@ private:
     size_t calculate_length_in_code_points() const;
 
     ReadonlySpan<u16> m_code_units;
-    NO_UNIQUE_ADDRESS mutable Optional<size_t> m_length_in_code_points;
+    mutable size_t m_length_in_code_points { NumericLimits<size_t>::max() };
 };
 
 }