diff --git a/libc/include/fcntl.h b/libc/include/fcntl.h
index 2b0ea83e..f621c4e1 100644
--- a/libc/include/fcntl.h
+++ b/libc/include/fcntl.h
@@ -38,11 +38,7 @@ __BEGIN_DECLS
 
 /* TODO: F_RDLCK, F_UNLCK, F_WRLCK missing here */
 
-/* TODO: AT_FDCWD missing here */
-/* TODO: AT_EACCESS missing here */
-/* TODO: AT_SYMLINK_NOFOLLOW missing here */
 /* TODO: AT_SYMLINK_FOLLOW missing here */
-/* TODO: AT_REMOVEDIR missing here */
 
 /* TODO: POSIX_FADV_* missing here */
 
diff --git a/sortix/include/sortix/fcntl.h b/sortix/include/sortix/fcntl.h
index 3d88843d..18c79eba 100644
--- a/sortix/include/sortix/fcntl.h
+++ b/sortix/include/sortix/fcntl.h
@@ -58,6 +58,7 @@ __BEGIN_DECLS
 #define AT_REMOVEDIR (1<<0)
 #define AT_EACCESS (1<<1)
 #define AT_SYMLINK_NOFOLLOW (1<<2)
+#define AT_REMOVEFILE (1<<3)
 
 __END_DECLS
 
diff --git a/sortix/io.cpp b/sortix/io.cpp
index 30db8f38..66e4b790 100644
--- a/sortix/io.cpp
+++ b/sortix/io.cpp
@@ -183,6 +183,8 @@ static int sys_access(const char* path, int mode)
 
 static int sys_unlinkat(int dirfd, const char* path, int flags)
 {
+	if ( !(flags & (AT_REMOVEFILE | AT_REMOVEDIR)) )
+		flags |= AT_REMOVEFILE;
 	char* pathcopy = GetStringFromUser(path);
 	if ( !pathcopy )
 		return -1;
@@ -190,11 +192,11 @@ static int sys_unlinkat(int dirfd, const char* path, int flags)
 	const char* relpath = pathcopy;
 	Ref<Descriptor> from = PrepareLookup(&relpath, dirfd);
 	if ( !from ) { delete[] pathcopy; return -1; }
-	int ret;
-	if ( flags & AT_REMOVEDIR )
-		ret = from->rmdir(&ctx, relpath);
-	else
+	int ret = -1;
+	if ( ret < 0 && (flags & AT_REMOVEFILE) )
 		ret = from->unlink(&ctx, relpath);
+	if ( ret < 0 && (flags & AT_REMOVEDIR) )
+		ret = from->rmdir(&ctx, relpath);
 	delete[] pathcopy;
 	return ret;
 }