diff --git a/libc/kernel/uapi/linux/ioprio.h b/libc/kernel/uapi/linux/ioprio.h
index 1fbedd0..9ae9dae 100644
--- a/libc/kernel/uapi/linux/ioprio.h
+++ b/libc/kernel/uapi/linux/ioprio.h
@@ -65,6 +65,6 @@
   if(IOPRIO_BAD_VALUE(__linux_class, IOPRIO_NR_CLASSES) || IOPRIO_BAD_VALUE(level, IOPRIO_NR_LEVELS) || IOPRIO_BAD_VALUE(hint, IOPRIO_NR_HINTS)) return IOPRIO_CLASS_INVALID << IOPRIO_CLASS_SHIFT;
   return(__linux_class << IOPRIO_CLASS_SHIFT) | (hint << IOPRIO_HINT_SHIFT) | level;
 }
-#define IOPRIO_PRIO_VALUE(class,level) ioprio_value(__linux_class, level, IOPRIO_HINT_NONE)
-#define IOPRIO_PRIO_VALUE_HINT(class,level,hint) ioprio_value(__linux_class, level, hint)
+#define IOPRIO_PRIO_VALUE(__linux_class,level) ioprio_value(__linux_class, level, IOPRIO_HINT_NONE)
+#define IOPRIO_PRIO_VALUE_HINT(__linux_class,level,hint) ioprio_value(__linux_class, level, hint)
 #endif