diff --git a/deps/ox/src/ox/std/strops.hpp b/deps/ox/src/ox/std/strops.hpp
index afb650f5..25acc74d 100644
--- a/deps/ox/src/ox/std/strops.hpp
+++ b/deps/ox/src/ox/std/strops.hpp
@@ -14,26 +14,23 @@
 #include "stringview.hpp"
 #include "types.hpp"
 #include "vector.hpp"
-#include "writer.hpp"
 
 namespace ox {
 
-template<OxString_c Str>
 [[nodiscard]]
-constexpr Str substr(Str const&str, std::size_t pos) noexcept {
+constexpr ox::StringView substr(ox::StringView const&str, std::size_t pos) noexcept {
 	if (str.len() >= pos) {
-		return Str(str.data() + pos, str.len() - pos);
+		return {str.data() + pos, str.len() - pos};
 	}
-	return Str();
+	return {};
 }
 
-template<OxString_c Str>
 [[nodiscard]]
-constexpr ox::StringView substr(Str const&str, std::size_t start, std::size_t end) noexcept {
+constexpr ox::StringView substr(ox::StringView const&str, std::size_t start, std::size_t end) noexcept {
 	if (str.len() >= start && end >= start) {
-		return Str(str.data() + start, end - start);
+		return {str.data() + start, end - start};
 	}
-	return Str();
+	return {};
 }
 
 template<typename Integer>