diff --git a/CMakeLists.txt b/CMakeLists.txt
index 26ca88c..ec84d73 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -52,7 +52,7 @@ if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
       set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "/DEBUG /RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO /DEBUGTYPE:cv,fixup")
     endif()
   else()
-    set(CMAKE_CXX_STANDARD 20)
+    set(CMAKE_CXX_STANDARD 17)
     set(CMAKE_CXX_STANDARD_REQUIRED ON)
   endif()
 endif()
diff --git a/include/nod/OSUTF.h b/include/nod/OSUTF.h
index e50f28d..0d78571 100644
--- a/include/nod/OSUTF.h
+++ b/include/nod/OSUTF.h
@@ -1,5 +1,10 @@
 #ifdef __cplusplus
 #include <array>
+#include <cstdint>
+
+#if !__cpp_char8_t
+using char8_t = uint8_t;
+#endif
 
 #define OS_CONSTEXPR constexpr