diff --git a/kernel/include/sortix/dirent.h b/kernel/include/sortix/dirent.h
index 7d1f2994..0401e9f9 100644
--- a/kernel/include/sortix/dirent.h
+++ b/kernel/include/sortix/dirent.h
@@ -77,10 +77,10 @@ struct kernel_dirent
 	ino_t d_ino;
 	dev_t d_dev;
 	unsigned char d_type;
-	char d_name[];
+	__extension__ char d_name[];
 };
 
-static inline struct kernel_dirent* kernel_dirent_next(struct kernel_dirent* ent)
+static __inline struct kernel_dirent* kernel_dirent_next(struct kernel_dirent* ent)
 {
 	if ( !ent->d_nextoff )
 		return NULL;
diff --git a/libc/include/dirent.h b/libc/include/dirent.h
index 8dd44ddc..ba2aa326 100644
--- a/libc/include/dirent.h
+++ b/libc/include/dirent.h
@@ -73,7 +73,7 @@ struct dirent
 	ino_t d_ino;
 	dev_t d_dev;
 	unsigned char d_type;
-	char d_name[0];
+	__extension__ char d_name[];
 };
 
 #define _DIRENT_HAVE_D_RECLEN