@@ -23,10 +23,11 @@
 # define __STDC_CONSTANT_MACROS
 #endif
 
 #include <stddef.h>
 #include <stdint.h>
+#include <limits.h>
 
 #ifdef OF_OBJFW_RUNTIME
 # import <objfw-rt.h>
 #else
 # import <objc/objc.h>