Index: src/OFString.h
==================================================================
--- src/OFString.h
+++ src/OFString.h
@@ -37,12 +37,12 @@
 
 #if defined(__cplusplus) && __cplusplus >= 201103L
 typedef char16_t of_char16_t;
 typedef char32_t of_char32_t;
 #else
-typedef uint_least16_t of_char16_t;
-typedef uint_least32_t of_char32_t;
+typedef uint16_t of_char16_t;
+typedef uint32_t of_char32_t;
 #endif
 typedef of_char32_t of_unichar_t;
 
 /*!
  * @brief The encoding of a string.