diff --git a/commands/memcpy.c b/commands/memcpy.c
index 803f06e..ef25fb7 100644
--- a/commands/memcpy.c
+++ b/commands/memcpy.c
@@ -86,7 +86,7 @@
 	while (count > 0) {
 		int now, r;
 
-		now = min((loff_t)RW_BUF_SIZE, count);
+		now = min_t(loff_t, RW_BUF_SIZE, count);
 
 		r = read(sourcefd, buf, now);
 		if (r < 0) {