diff --git a/sample/string_obfs.cpp b/sample/string_obfs.cpp
index 730b788..05a9410 100644
--- a/sample/string_obfs.cpp
+++ b/sample/string_obfs.cpp
@@ -3,11 +3,11 @@
 #include <iostream>
 
 template <char key>
-constexpr char xor(char c) {
+constexpr char enc_xor(char c) {
     return c ^ key;
 }
 
 int main() {
-    constexpr auto str = obfs::make_string<xor<0x50>, xor<0x50>>("Hello World !");
+    constexpr auto str = obfs::make_string<enc_xor<0x50>, enc_xor<0x50>>("Hello World !");
     std::cout << str.decode() << std::endl;
 }
\ No newline at end of file
diff --git a/test/impl/string_obfs.cpp b/test/impl/string_obfs.cpp
index 9f95292..0377dc8 100644
--- a/test/impl/string_obfs.cpp
+++ b/test/impl/string_obfs.cpp
@@ -2,12 +2,12 @@
 #include <catch2/catch.hpp>
 
 template <char Key>
-constexpr char xor(char value) {
+constexpr char enc_xor(char value) {
     return value ^ Key;
 }
 
 TEST_CASE("xor test", "[obfs::String]") {
     REQUIRE(
-        obfs::make_string<xor<0x50>, xor<0x50>>("Hello World !").decode()
+        obfs::make_string<enc_xor<0x50>, enc_xor<0x50>>("Hello World !").decode()
         == std::string_view("Hello World !"));
 }
\ No newline at end of file