@@ -111,11 +111,11 @@
 		struct of_string_utf8_ivars *ivars;
 
 		if ([self isMemberOfClass: [OFConstantUTF8String class]])
 			return;
 
-		ivars = of_calloc(1, sizeof(*ivars));
+		ivars = of_alloc_zeroed(1, sizeof(*ivars));
 		ivars->cString = _cString;
 		ivars->cStringLength = _cStringLength;
 
 		switch (of_string_utf8_check(ivars->cString,
 		    ivars->cStringLength, &ivars->length)) {