@@ -35,11 +35,11 @@
 
 OFStdIOStream *of_stdin = nil;
 OFStdIOStream *of_stdout = nil;
 OFStdIOStream *of_stderr = nil;
 
-@interface OFStdIOStream (OF_PRIVATE_CATEGORY)
+@interface OFStdIOStream ()
 - (instancetype)OF_initWithFileDescriptor: (int)fd;
 @end
 
 void
 of_log(OFConstantString *format, ...)