diff --git a/src/sys/log.h b/src/sys/log.h
index 7e81d92..691a38e 100644
--- a/src/sys/log.h
+++ b/src/sys/log.h
@@ -2,7 +2,6 @@
 #define _SYS_ERR_H_
 
 #include <stdio.h>
-#include <sys/cdefs.h>
 #include <string.h>
 
 #define LOG_DEFAULT_STREAM stderr